Day 5 Flashcards


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1

What type of epithelium lines the outer surface of the ovaries?

[Simple/Stratified] [squamous/cuboidal/columnar] epithelium

Simple cuboidal epithelium

2

What type of epithelium lines the uterus in the proliferative phase versus the secretory phase?

  • Proliferative phase → [Simple/Stratified] [squamous/cuboidal/columnar] epithelium with _____ _____ glands
  • Secretory phase → _____ glands

Proliferative phase → Simple columnar epithelium with long tubular glands

Secretory phase → Coiled glands

3

What types of epithelium line the endocervix and ectocervix?

  • Endocervix → [Simple/Stratified] [squamous/cuboidal/columnar] epithelium
  • Ectocervix → [Simple/Stratified] [squamous/cuboidal/columnar], [keratinized/nonkeratinized] epithelium

Endocervix → Simple columnar epithelium

Ectocervix → Stratified squamous, nonkeratinized epithelium

4

What type of epithelium lines the vagina?

[Simple/Stratified] [squamous/cuboidal/columnar], [keratinized/nonkeratinized] epithelium

Stratified squamous, nonkeratinized epithelium

5

Which female reproductive structure is lined by ciliated simple columnar epithelium?

_____ _____

Fallopian tubes

6

What is the area of greatest risk for cervical cancer in the female reproductive tract?

______ zone. This involves the squamocolumnar junction, where the ______ meets the ______.

Transition zone. This involves the squamocolumnar junction, where the ectocervix meets the endocervix.

7

What type of epithelium lines the vulva?

[Simple/Stratified] [squamous/cuboidal/columnar] epithelium

Stratified squamous epithelium

8
card image

This is the ______ zone (aka ______ junction) of the ______.

This is the transformation zone (aka squamocolumnar junction) of the cervix.

9

Which part of the autonomic nervous system mediates erection of the penis?

[Sympathetic/Parasympathetic] nervous system

Parasympathetic nervous system

10

Which part of the autonomic nervous system mediates emission during the male sexual response?

[Sympathetic/Parasympathetic] nervous system

Sympathetic nervous system

11

What spinal nerves are responsible for expulsion during the male sexual response?

______ nerves

______ nerves

This is via the ______ nerve.

Visceral nerves

Somatic nerves

This is via the pudendal nerve.

12

How does norepinephrine exert an antierectile effect on the penis?

Norepinephrine causes vascular smooth muscle [contraction/relaxation] through ______ influx → [Vasodilation/Vasoconstriction]

Norepinephrine causes vascular smooth muscle contraction through Ca2+ influx → Vasoconstriction

(Think of an erection as requiring relaxation of penile smooth muscle so blood can fill the erectile tissue. Norepinephrine does the opposite.)

13

Name the drug class that acts on the nitric oxide pathway to treat erectile dysfunction.

_____ inhibitors reduce _____ breakdown → Vascular smooth muscle relaxation and vasodilation

PDE-5 inhibitors reduce cGMP breakdown → Vascular smooth muscle relaxation and vasodilation

14

How does nitric oxide mediate penile erection?

Nitric oxide causes [contraction/relaxation] of vascular smooth muscle through _____ production → Increased penile _____ flow

Nitric oxide causes relaxation of vascular smooth muscle through cGMP production → Increased penile blood flow

15

What ligament connects the ovaries to the lateral pelvic wall?

_____ ligament of the ovaries. This is also called the _____ ligament.

Suspensory ligament of the ovaries. This is also called the infundibulopelvic ligament.

16

Which ligament contains the uterine vessels?

_____ ligament. This is also called the transverse _____ ligament.

Cardinal ligament. This is also called the transverse cervical ligament.

17

Which ligament contains the ovarian vessels?

_____ ligament

Infundibulopelvic ligament

18

What ligament connects the uterine horn to the labia majora?

_____ ligament of the uterus

Round ligament of the uterus

19

What ligament connects the medial pole of the ovary to the uterine horn?

_____ ligament

Ovarian ligament

20

What three structures are contained within the broad ligament of the uterus?

_____ ligaments of the uterus

_____ _____

_____

Round ligaments of the uterus

Fallopian tubes

Ovaries

21

The round ligament travels above which artery?

Artery of _____

Artery of Sampson

22

What are the three components of the broad ligament?

_____

_____

_____

Mesovarium

Mesometrium

Mesosalpinx

23

Which three structures are connected to pelvic side wall through the broad ligament?

_____

_____ _____

_____

Ovaries

Fallopian tubes

Uterus

24

What ligament connects the cervix to the side wall of the pelvis?

_____ ligament. This is also called the transverse _____ ligament.

Cardinal ligament. This is also called the transverse cervical ligament.

25

The ureter is at risk of injury during ligation of which two vessels during oophorectomy and hysterectomy?

Oophorectomy → [...] vessels

Hysterectomy → [...] vessels

Oophorectomy → Ovarian vessels

Hysterectomy → Uterine vessels

26

Why does ligation of ovarian vessels during oophorectomy pose a risk to the ureter?

The ______ course of the ureter positions it near the ovarian vessels

The retroperitoneal course of the ureter positions it near the ovarian vessels

27

Which two structures of the uterus and ovaries are derivatives of gubernaculum?

______ ligament

______ ligament of the uterus

Ovarian ligament

Round ligament of the uterus

28

Through which canal does the round ligament of the uterus travel?

_____ canal

Inguinal canal

29

The absence of how many sexual characteristics is classified as delayed puberty?

The absence of _____ sexual characteristics. This is by age _____ in males and age _____ in females.

The absence of 2 sexual characteristics. This is by age 13 in males and age 14 in females.

30

What are the two main causes of delayed puberty?

[Hypergonadotropic/Hypogonadotropic] [hypergonadism/hypogonadism]
[Hypergonadotropic/Hypogonadotropic] [hypergonadism/hypogonadism]

Hypergonadotropic hypogonadism

Hypogonadotropic hypogonadism

31

What are three causes of hypogonadotropic hypogonadism?

Constitutional delay of g_____ and p_____

_____ syndrome

_____ _____ system lesions

Constitutional delay of growth and puberty
Kallmann syndrome
Central nervous system lesions

32

Where does lobular carcinoma most commonly manifest in the breast?

_____ _____ _____ unit

Terminal duct lobular unit

33

What parts of the breast are affected in Paget disease?

_____ ducts

_____ ducts

card image

Lactiferous ducts
Major ducts

34

What two breast pathologies arise in the stroma?

_____

_____ tumor

card image

Fibroadenomas

Phyllodes tumor

35

Name the most common location for ductal carcinoma in situ or ductal carcinoma in the breast.

_____ _____ _____ unit

card image

Terminal duct lobular unit

36

Where in the breast do fibrocystic changes manifest?

_____ _____ _____ unit

card image

Terminal duct lobular unit

37

What is the most common location for a breast abscess or mastitis?

_____ ducts

_____ ducts

card image

Lactiferous ducts

Major ducts

38

In preparation for ovulation, increased estrogen leads to increased GnRH receptor expression in which organ?

______ ______

Anterior pituitary

39

What causes LH to surge during ovulation?

______ causes the LH surge. This leads to the rupture of an ______ ______ and ovulation.

Estrogen causes the LH surge. This leads to the rupture of an ovarian follicle and ovulation.

40

What causes transient midcycle ovulatory pain?

Fallopian tube [contraction/relaxation] or follicular ______ → ______ irritation.

This can mimic ______.

This is known as Mittelschmerz.

Fallopian tube contraction or follicular rupture → Peritoneal irritation

This can mimic appendicitis.

This is known as Mittelschmerz.

41

Mittelschmerz is basically pain caused by ovulation itself.

At midcycle:

______ surge → follicle ______ → ovulation → follicular fluid/small amount of ______ released into peritoneal cavity → peritoneal ______ → sudden ______ pain

LH surge → follicle rupture→ ovulation → follicular fluid/small amount of blood released into peritoneal cavity → peritoneal irritation→ sudden pelvic pain

42

What hormone causes a woman's temperature to rise during ovulation?

_______

Progesterone

43

Pain during ovulation can mimic which medical emergency?

Acute _______

Acute appendicitis

44

How is typical ovulation pain described?

[Unilateral/Bilateral]

_______

Unilateral

Mild

45

What is the underlying physiologic mechanism of peripheral edema in pregnancy?

______ due to increased blood volume → [Increased/Decreased] capillary oncotic pressure → Peripheral edema

Hemodilution due to increased blood volume → Decreased capillary oncotic pressure → Peripheral edema

46

Which three transport proteins are secreted at higher levels during pregnancy?

______ -binding globulin

______ ______ -binding globulin

______ -binding globulin

Cortisol-binding globulin

Sex hormone-binding globulin

Thyroxine-binding globulin

47

What physiologic change in pregnancy predisposes a patient to gastroesophageal reflux disease?

increased _______→ smooth muscle _______→ _______ lower esophageal sphincter (LES) tone → gastric contents reflux into esophagus → GERD

increased Progesterone → smooth muscle relaxation → decreased lower esophageal sphincter (LES) tone → gastric contents reflux into esophagus → GERD

48

What physiologic changes predispose to gallstones in pregnancy?

Gallbladder stasis caused by ______ and ______

Gallbladder stasis caused by estrogen and progesterone

↑ Estrogen → ↑ cholesterol secretion into bile → cholesterol-supersaturated bile

↑ Progesterone → smooth muscle relaxation → ↓ gallbladder contraction → gallbladder stasis

49

What musculoskeletal changes will be seen in the joints of pregnant patients?

Increased ______ laxity

(This is to facilitate fetal ______)

Increased joint laxity

This is to facilitate fetal descent.

50

List three possible dermatologic changes in pregnancy that are caused by hyperpigmentation.

Darkening of a______

M______

L______ ______

Darkening of areolae

Melasma (patches on face)

Linea nigra (black line going down abdomen)

51

List three possible dermatologic findings in pregnancy that are caused by vascular changes.

Palmar e______

S______ ______

______

Palmar erythema

Spider angiomas

Varicosities

52

Describe the physiologic change in pregnancy that predisposes to pyelonephritis.

Ureter and renal pelvis [dilation/constriction] → [Increased/Decreased] urinary stasis → Resultant infection

Ureter and renal pelvis dilation → Increased stasis → Resultant infection

53

How does the glomerular filtration rate change during pregnancy?

[Vasodilation/Vasoconstriction] → [Increased/Decreased] renal plasma flow → [Increased/Decreased] glomerular filtration rate

Vasodilation → Increased renal plasma flow → Increased glomerular filtration rate

54

What are the three major mechanisms of increased cardiac output during pregnancy?

[Increased/Decreased] heart rate (major contributor)
[Increased/Decreased] systemic vascular resistance
[Increased/Decreased] blood volume

Increased heart rate (major contributor)
Decreased systemic vascular resistance
Increased blood volume

55

What physiologic respiratory change should be expected in pregnancy?

Chronic [hyperventilation/hypoventilation] helps to eliminate excess fetal ______

Chronic hyperventilation helps to eliminate excess fetal CO2

56

What is the pathophysiology of anemia in pregnancy?

[Increased/Decreased] plasma volume and [increased/decreased] red blood cell mass → Dilutional anemia

Increased plasma volume and increased red blood cell mass → Dilutional anemia

57

What is the purpose of the hypercoagulable state that occurs during pregnancy?

The hypercoagulable state helps reduce _____ _____ at the time of delivery

blood loss

58

How do insulin resistance and hypoglycemia affect a pregnant patient and her child?

Insulin resistance and hypoglycemia → m_______ of fat stores to reserve g_______ and a_______ a_______ for the fetus

Insulin resistance and hypoglycemia → Mobilization of fat stores to reserve glucose and amino acids for the fetus

59

What two processes occur during spermiogenesis?

Spermatids lose their _______ contents and gain an _______ _______ to form mature spermatozoa

card image

Spermatids lose their cytoplasmic contents and gain an acrosomal cap to form mature spermatozoa

60

Where does spermatogenesis occur?

_____ _____

Seminiferous tubules

61

What kind of barrier must the spermatogonia cross during the replication stage of spermatogenesis?

_____ junctions of the _____-_____ barrier

Tight junctions of the blood-testis barrier

62

When does spermatogenesis begin in a male?

_____

Puberty

63

Differentiation of sperm occurs via meiosis I and meiosis II. Which sperm subtypes are involved in each?

Meiosis I → _____ _____ to _____ _____

Meiosis II → _____ _____ to _____

card image

Meiosis I → Primary spermatocyte to secondary spermatocyte

Meiosis II → Secondary spermatocyte to spermatid

64

What is the genetic makeup of a spermatogonium?

It is [diploid/haploid] with [...] single chromosomes and a sex of ______-______

It is diploid with 46 single chromosomes and a sex of X-Y

65

What is the genetic makeup of a primary spermatocyte?

It is [diploid/haploid] with ______ single chromatids and a sex of ______-______ or ______-______

It is diploid with 23 single chromatids and a sex of X-X or Y-Y

66

What is the genetic makeup of a secondary spermatocyte?

It is [diploid/haploid] with ______ single chromatids and a sex of ______-______ or ______-______

It is haploid with 23 single chromatids and a sex of X-X or Y-Y

67

What is the genetic makeup of a spermatid?

It is [diploid/haploid] with ______ single chromatids and a sex of ______ or ______

It is haploid with 23 single chromatids and a sex of X or Y

68

What is the genetic makeup of a mature spermatozoon?

It is [diploid/haploid] with ______ single chromatids and a sex of ______ or ______

It is haploid with 23 single chromatids and a sex of X or Y

69

What is the order of development of a spermatozoan from a spermatogonium?

Spermatogonium → ______ ______ → ______ ______ → ______→ Spermatozoan

Spermatogonium → Primary spermatocyte → Secondary spermatocyte → Spermatid → Spermatozoan

70

How long do mature spermatids take to develop?

______ months

2 months

71

In cystic fibrosis, what is the cause of infertility?

Absent ______ ______. Sperm tail ______ is preserved.

Absent vas deferens. Sperm tail mobility is preserved.

72

Name two agents that block the conversion of plasminogen into plasmin.

A______ ______

T______ ______

Aminocaproic acid

Tranexamic acid

73

What two pharmacologic treatments can be used to reverse the effects of thrombolytics?

A______ ______

T______ ______

Aminocaproic acid

Tranexamic acid

74

What type of heparin has the highest risk for the development of heparin-induced thrombocytopenia?

_______ heparin

unfractioned heparin

75

How does heparin affect the PTT?

It increases it

76

By what mechanism does heparin anticoagulate?

Activates ________ → Reduced action of factor ________ and factor ________

Activates antithrombin → Reduced action of factor IIa and factor Xa

77

Name 4 clinical uses for heparin.

Immediate _____ for _____ _____ syndrome

_____ _____

_____ _____ _____

_____ _____

Immediate anticoagulation for acute coronary syndrome

Myocardial Infarction

Direct Vein Thrombosis

Pulmonary Embolism

78

Name four adverse effects of heparin.

Heparin-induced _______

Type _______ renal tubular acidosis

O_______

B_______

Heparin-induced thrombocytopenia

Type 4 renal tubular acidosis

Osteoporosis

Bleeding

79

What is used to reverse heparin?

_____ _____

Protamine sulfate

80

Can heparin be used during pregnancy?

Yes

81

How does the mechanism of action of the LMWH and fondaparinux differ compared to unfractionated heparin?

LMWHs preferentially inhibit Factor ______ over Factor ______

Fondaparinux only acts on factor ______

LMWHs preferentially inhibit Factor Xa over Factor IIa

Fondaparinux only acts on factor Xa

82

Which type of heparin-induced thrombocytopenia causes a mild nonimmunologic decrease in platelets and is asymptomatic and transient?

Heparin-induced thrombocytopenia type ________

Heparin-induced thrombocytopenia type 1

83

How is heparin-induced thrombocytopenia type 2 managed?

Stop ________ and start a different ________

stop heparin and start a different anticoagulant

84

What is the pathogenesis of heparin-induced thrombocytopenia type 2?

Ig____ antibodies form against heparin-bound ______ → ______ ______ → ______ + platelet consumption/clearance → thrombocytopenia

IgG antibodies form against heparin-bound PF4→ platelet activation → thrombosis + platelet consumption/clearance → thrombocytopenia

85

When do heparin-induced thrombocytopenia types 1 and 2 occur in relation to the timing of heparin administration?

Heparin-induced thrombocytopenia type 1 → Within _____ days after heparin use

Heparin-induced thrombocytopenia type 2 → Within _____ to _____ days after heparin use

Heparin-induced thrombocytopenia type 1 → Within {{c1::2}} days after heparin use

Heparin-induced thrombocytopenia type 2 → Within {{c1::5}} to {{c1::10}} days after heparin use

86

Which hereditary thrombophilia can cause a diminished increase in PTT after standard heparin dosing?

______ ______ deficiency

Antithrombin III deficiency

87

What is the suffix used for low molecular weight heparin?

-parin

88

What is the mechanism of action of bivalirudin, dabigatran, and argatroban?

______ inhibition of ______

Direct inhibition of thrombin

89

What reversal agent is available for bleeding caused by direct thrombin inhibitors?

A. Protamine sulfate
B. Idarucizumab
C. Andexanet alfa
D. Tranexamic acid

B. Idarucizumab

90

A patient with dabigatran-associated hemorrhage requires urgent reversal. Which agent should be used?

A. Protamine sulfate
B. Idarucizumab
C. Andexanet alfa
D. Tranexamic acid

B. Idarucizumab

91

Which of the direct thrombin inhibitors can be given orally?

D_______

Dabigatran

92

What agent is used to reverse direct factor Xa inhibitors?

A. Protamine sulfate
B. Idarucizumab
C. Andexanet alfa
D. Tranexamic acid

C. Andexanet alfa

93

Which type of lab monitoring, if any, is required for direct thrombin inhibitors and direct factor Xa inhibitors?

You don't need to!!

94

What are three clinical indications for using direct thrombin inhibitors?

V_____ _____

A_____ _____

_____ -induced _____

Venous thromboembolism

Atrial fibrillation

Heparin-induced thrombocytopenia

95

What are the common indications for the direct factor Xa inhibitors?

Treatment and prophylaxis for _____ _____ _____ and _____ _____

Prophylaxis for _____ in patients with atrial fibrillation

Treatment and prophylaxis for Direct Vein Thrombosis and Pulmonary Embolism

Prophylaxis for stroke in patients with atrial fibrillation

96

What is the mechanism of action shared by clopidogrel, prasugrel, ticagrelor, and ticlopidine?

Binds to _____ _____ receptors → Prevents _____/_____ expression on platelet surfaces → Decreased platelet _____

Binds to ADP P2Y12 receptors → Prevents GpIIb/IIIa expression on platelet surfaces → Decreased platelet aggregation

97

How is ADP-induced expression of GpIIb/IIIa inhibited by drugs such as clopidogrel, ticagrelor, and prasugrel?

Inhibition of ______ receptor

P2Y12

98

Which two antiplatelet agents inhibit phosphodiesterase to prevent cAMP hydrolysis, thus increasing cAMP levels within platelets?

_____

_____

Cilostazol

Dipyridamole

99

What is the effect of cilostazol and dipyridamole on platelet activity?

They inhibit platelet _____ by increasing _____ levels

They inhibit platelet aggregation by increasing cAMP levels

100

Which isoform of the PDE enzyme is inhibited by cilostazol?

PDE-_____

PDE-3

101

Platelet-inhibiting agents such as cilostazol and dipyridamole are used in the treatment of what medical condition?

I_____ _____

Intermittent claudication

102

Platelet-inhibiting agents such as cilostazol and dipyridamole are used in the prevention of what two medical conditions?

_____ _____ _____ or _____ (given with aspirin)

_____ _____ _____

Transient ischemic attack or stroke (given with aspirin)

Coronary stent restenosis

103

What are five adverse effects associated with cilostazol and dipyridamole?

N______

_______ pain

H_______

Facial _______

H_______

Nausea

Abdominal pain

Headache

Facial flushing

Hypotension

104

A patient taking warfarin has a large intracranial bleed requiring immediate reversal of warfarin to minimize further bleeding. What are the two treatment options?

_____ _____ _____

_____ _____ _____

Prothrombin complex concentrate

Fresh frozen plasma

105

What is a complication of warfarin administration in the setting of protein C or S deficiency?

Warfarin-induced _____ _____

Warfarin-induced skin necrosis

106

What is used to reverse the effects of warfarin slowly, and what agent may be added for rapid effect?

Vitamin _____ will reverse the effects of warfarin slowly

Adding _____ _____ _____ or _____ _____ _____ will reverse the effects of warfarin rapidly

Vitamin K will reverse the effects of warfarin slowly

Adding FFP or PCC will reverse the effects of warfarin rapidly

107

What is the mechanism of action of rivaroxaban, apixaban, and edoxaban?

______ inhibition of factor ______

Direct inhibition of factor Xa

108

What is the mechanism of action shared by abciximab, eptifibatide, and tirofiban?

Inhibits _____/_____ on activated platelet surface → Decreased platelet _____

Inhibits GpIIb/IIIa on activated platelet surface → Decreased platelet aggregation

109

Which antiplatelet drug irreversibly blocks the COX enzyme, decreasing release of thromboxane A2?

_____

Aspirin

110

Which antiplatelet agent is associated with adverse effects including gastric ulcers, tinnitus, renal injury, and possible allergic reaction?

_____

Aspirin

111

Which two groups of antiplatelet therapy are used in acute coronary syndrome and coronary stenting and can also be used to decrease thrombotic stroke incidence?

_____

_____ (P2Y12) receptor blocker

Aspirin

ADP (P2Y12) receptor blocker

112

Which group of antiplatelet agents are used in cardiac stress testing, treatment of claudication, and prevention of stroke and coronary stent restenosis?

____ inhibitors

PDE inhibitors

113

Which antiplatelet agents are used in the setting of unstable angina and percutaneous coronary intervention?

____/____ inhibitors

GpIIb/IIIa inhibitors

114

Which antiplatelet agent class is associated with TTP?

_____ receptor inhibitors

ADP receptor inhibitors

115

Which antiplatelet ADP receptor blocker is associated with risk for neutropenia?

_____

Ticlopidine

116

Which antiplatelet drug class is most heavily associated with thrombocytopenia and bleeding?

____/____ inhibitors

GpIIb/IIIa receptor blockers

117

Which antiplatelet drug class may cause flushing, hypotension, headache, abdominal pain, and nausea?

____ inhibitors

PDE inhibitors

118

Which antiplatelet agent is made from monoclonal antibody Fab fragments?

____

Abciximab

119

Name two drugs that function as antiandrogens by interfering with steroid synthesis.

____

____

Ketoconazole

Spironolactone

120

What two adverse effects are common to both ketoconazole and spironolactone?

____

____

Gynecomastia

Amenorrhea

121

Ketoconazole and spironolactone can be used to decrease androgenic symptoms associated with ____ ____ ____.

polycystic ovarian syndrome

122

What hormone causes epiphyseal plate closure?

____

Estrogen

123

How would prescribing an adolescent exogenous testosterone affect his adult height?

Exogenous testosterone → Premature closure of ____ plates via estrogen conversion

epiphyseal

124

Name four ways testosterone affects male puberty.

Growth ____

____ of the voice

Increased l____

Closure of ____ plates

Growth spurt

Deepening of the voice

Increased libido

Closure of epiphyseal plates

125

What three medications will treat hirsutism in a patient with polycystic ovarian syndrome?

____

____

____

Spironolactone

Flutamide

Finasteride

126

What medication inhibits 5α-reductase conversion of testosterone to dihydrotestosterone?

____

Finasteride

127

What mechanism is responsible for finasteride being effective in the management of benign prostatic hyperplasia?

Finasteride is a ____-________ inhibitor → Decreased conversion of ____ to ____ → Decreased prostatic growth

Finasteride is a 5α-reductase inhibitor → Decreased conversion of testosterone to dihydrotestosterone → Decreased prostatic growth

128

What are two adverse effects of finasteride therapy?

________

________ dysfunction

Gynecomastia

Sexual dysfunction

129

Finasteride can be used to treat ________ ________ ________ and male-pattern ________.

benign prostatic hyperplasia

baldness

130

Name three antiandrogenic drugs that function by preventing androgens from binding to their specific receptors.

________

________

________

Flutamide

Cyproterone

Spironolactone

131

What is the mechanism of action of flutamide and bicalutamide?

N_________ competitive ________ receptor antagonists

Nonsteroidal competitive androgen receptor anagonists

132

What condition is treated with flutamide, bicalutamide, apalutamide, and enzalutamide?

_______ cancer

Prostate cancer

133

What medication may be used to induce ovulation in a patient with polycystic ovarian syndrome who wishes to become pregnant?

_______

clomiphene

134

How do LH and FSH levels change with the administration of clomiphene?

LH levels _______. FSH levels _______. This is going to cause decreased _______

LH levels increased. FSH levels increased. This is going to cause decreased GnRH

135

Describe the mechanism by which clomiphene acts on the hypothalamus to increase ovulation.

Binds to _______ receptors in the hypothalamus → Blocks {positive/negative} feedback of LH and FSH → _______ release of LH and FSH → Promotes ovulation

Binds to estrogen receptors in the hypothalamus → Blocks negative feedback of LH and FSH → increased release of LH and FSH → Promotes ovulation

136

What is the primary clinical use for clomiphene?

I______ due to a______

Infertility due to anovulation

137

What are the major adverse effects of clomiphene?

H_____ _____
Multiple simultaneous _____
Ovarian _____
V_____ disturbances

Hot flashes

Multiple simultaneous pregnancies

Ovarian enlargement

Visual disturbances

138

Anastrozole, letrozole, and exemestane belong to what drug class?

______ inhibitors

Aromatase inhibitors

(note the -trozole suffix, not universal but common)

139

What are aromatase inhibitors indicated for?

______ receptor-positive ______ cancer in ______ women

Estrogen receptor-positive breast cancer in postmenopausal women

140

What is the mechanism of action of the aromatase inhibitors?

Inhibits ______ conversion of ______ to ______

Inhibits peripheral conversion of androgens to estrogen

141

How do aromatase inhibitors help in treating estrogen receptor–positive breast cancer?

Blocks conversion of androstenedione to ______ and conversion of testosterone to ______ → Lowers estrogen levels

Blocks conversion of androstenedione to estrone and conversion of testosterone to estradiol→ Lowers estrogen levels

142

What two hormones are decreased due to the antagonistic effect of goserelin and leuprolide?

_______

_______

FSH

LH

143

Continuous administration of leuprolide is used to treat what conditions?

Uterine _______

E_______

_______ cancer

_______ puberty

Uterine fibroids

Endometriosis

Prostate cancer

Precocious puberty

144

Why do patients treated with leuprolide sometimes experience a "tumor flare" during treatment?

Temporarily acts as a _______ agonist before [upregulating/downregulating] the receptor when given in a continuous fashion

Temporarily acts as a GnRH agonist before downregulating the receptor when given in a continuous fashion

145

Leuprolide is an analog of what hormone?

_______

GnRH

146

Is leuprolide given in a pulsatile or continuous fashion to treat infertility?

In a _______ fashion. It will act as a _______ agonist.

pulsatile

GrRH agonist

147

How does leuprolide work when given in continuous versus pulsatile fashion?

Acts as a GnRH [agonist/antagonist] when administered continuously

Acts as a GnRH [agonist/antagonist] when administered in a pulsatile manner

Acts as a GnRH antagonist when administered continuously

Acts as a GnRH agonist when administered in a pulsatile manner

148

What are three adverse hormonal effects of leuprolide?

Decreased ______

[Hypergonadism/Hypogonadism]

______ dysfunction

Decreased libido

Hypogonadism

Erectile dysfunction

149

What is the mechanism of action of danazol?

Partial ______ at ______ receptors

Partial agonist at androgen receptors

150

Name three adverse effects of danazol therapy related to its androgenic effects.

A______

H______

M______

Acne

Hirsutism

Masculinization

151

What two medical conditions are treated with danazol?

E______

Hereditary ______

Endometriosis

Hereditary angioedema

152

Name an adverse neurologic effect of danazol.

Idiopathic i______ h______

Idiopathic intracranial hypertension

153

What combination of antiprogestin and prostaglandin is used for termination of pregnancy?

_______

_______

Misoprostol

Mifepristone

154

What is the mechanism of action of mifepristone and ulipristal?

Competitively inhibit progestins at ________ receptors

progesterone

155

Which SERM is used in breast cancer treatment and prevention?

________

Tamoxifen

156

What is the primary mechanism of action of tamoxifen?

Antagonist to the ______ receptor in the ______

Partial agonist in the ______ and ______

Antagonist to the estrogen receptor in the breast

Partial agonist in the bone and endometrium

157

What tumor marker would prompt you to use tamoxifen in treating breast cancer?

The tumor must be ______ ______ -positive

estrogen-receptor positive

158

Which three adverse effects are associated with tamoxifen?

T______ events

H______ ______

Increased risk of e______ cancer

Thromboembolic events

Hot flashes

Increased risk of endometrial cancer

159

How do tamoxifen and raloxifene modulate the effects of estrogen?

Binds to _______ receptors → Blocks or stimulates _______ _______ in _______-responsive cells

Binds to estrogen receptors → Blocks or stimulates gene expression in estrogen-responsive cells

160

How is the action of raloxifene different from that of tamoxifen?

Tamoxifen is a partial ________ at the uterus.

Raloxifene is an {{c1::antagonist::agonist/antagonist}} at the uterus.

Tamoxifen is a partial agonist at the uterus.

Raloxifene is an antagonist at the uterus.

161

What is tamoxifen primarily used to treat?

_______ and/or _______ receptor-positive breast cancer

estrogen

progesterone

162

Raloxifene bc it is an estrogen agonist at the bone is used for _______

osteoporosis

163

How is raloxifene safer compared to tamoxifen?

Raloxifene does not increase the risk of _______ cancer when compared to tamoxifen

endometrial

164

At what organ level do oral contraceptives influence the action of reproductive hormones?

_______

ovaries

165

What treatment is indicated for irregular menses?

_______ _______ _______ pills

Combined oral contraceptive pills

166

What is the mechanism of action by which combined oral contraceptives prevent ovulation?

Inhibits _______ and _______→ Blocks _______ and _______ surges

Inhibits LH and FSH → Blocks estrogen and LH surges

167

What are the adverse effects of combined contraceptives?

_______ menstrual bleeding

Breast _______

_______ adenomas

Venous _______

Breakthrough menstrual bleeding

Breast tenderness

Hepatic adenomas

Venous thromboembolism

168

Aside from preventing ovulation, how else do progestins prevent pregnancy?

[Thickens/Thins] cervical mucus

Inhibits ______ proliferation

Thicken cervical mucus

Inhibit endometrial proliferation

169

What are three forms of combined contraception delivery?

P____

P____

Vaginal ____

Pills

Patch

Vaginal ring

170

What are the five contraindications of combined oral contraception?

______ if over 35 years of age

Increased risk of ______ disease

M______

______ disease

______ cancer

Smoking if over 35 years of age

Increased risk of cardiovascular disease

Migraines

Liver disease

Breast cancer

171

What may make degarelix a better option than leuprolide for the treatment of prostate cancer?

No tumor ______

No tumor flare

172

How does degarelix work?

_____ antagonist

GnRH antagonist

173

What are the two main adverse effects of degarelix?

H_____ ______

______

Hot flashes

Hepatotoxicity

174

What is degarelix typically used to treat?

_____ cancer

Prostate cancer

175

What are the four suffixes used for the following antineoplastic drugs?

_____ for nitrosoureas

_____ for platinum compounds

_____ for anthracyclines

_____ for taxanes

-mustine

-platin

-rubicin

-taxel

176

Which class of alkylating agents might be used in the treatment of brain tumors?

_____

Nitrosoureas

177

What is the major adverse effect associated with nitrosourea alkylating chemotherapeutic agents?

_____ toxicity

CNS

178

Which alkylating agents can treat rheumatic disease, as well as leukemias, lymphomas, and solid tumors?

_____ _____

Nitrogen mustards

179

Nitrogen mustards side effects: S_____, h_____ c_____, _____ cancer, and m_____

SIADH

hemorrhagic cystitis

bladder cancer

myelosuppression

180

Which two classes of alkylating agents require bioactivation by the liver and act by cross-linking DNA?

_____ _____

_____

Nitrogen mustards

Nitrosoureas

181

Which alkylating agent is associated with adverse effects including pulmonary toxicity, increased leukemia risk, a disulfiram-like reaction, and myelosuppression?

_____

Procarbazine

182

Procarbazine may be used to treat which 2 malignancies?

_____ _____

_____ tumors

Hodgkin lymphoma

Brain tumor

183

Procarbazine acts as a weak _____ inhibitor

MOA

184

Which class of antineoplastic drugs do cisplatin, carboplatin, and oxaliplatin belong to?

_____ compounds

Platinum compounds

185

What is the mechanism of action of cisplatin, carboplatin, and oxaliplatin?

They _______-_______ _______

cross-link DNA

186

What are the two key common toxicities attributed to cisplatin and carboplatin?

N_______

O_______

Nephrotoxicity

Ototoxicity

187

What is the treatment for choriocarcinoma?

M_______

Methotrexate

188

Which 2 antineoplastic agents interfere with nucleotide synthesis by inhibiting thymidine synthesis?

M__________

___-_________

Methotrexate

5-fluorouracil

189

What is the mechanism of action of methotrexate?

Inhibits ______ ______

Inhibits dihydrofolate reductase

190

Which four cancers can methotrexate be used to treat?

L______

L______

C______

S______

Leukemias

Lymphomas

Choriocarcinomas

Sarcoma

191

Which agent can reverse the biological effects of methotrexate?

L______

Leucovorin

192

What enzyme is inhibited by 5-fluorouracil and its prodrug, capecitabine?

_____ _____

Thymidylate synthase

193

What are the four clinical uses for 5-fluorouracil?

C_____ cancer

P_____ cancer

_____ _____ carcinoma

A_____ _____

Colon cancer

Pancreatic cancer

Basal cell cancer

Actinic keratosis

194

5-fluorouracil side effects:

_______

_______-_______ erythrodysesthesia

myelosuppression

palmar-plantar

195

What medication can be given to enhance the effects of 5-fluorouracil?

L______

Leucovorin

196

What is the prodrug for 5-fluorouracil?

C______

Capecitabine

197

Which pyrimidine analog is bioactivated to 5-FdUMP and inhibits thymidylate synthase, causing a decrease in dTMP and DNA synthesis?

___-_________

5-fluorouracil

198

What is the mechanism of action of cytarabine?

P_________ analog that acts as a DNA chain _________ to inhibit DNA _________

Pyrimidine analog that acts as a DNA chain terminator to inhibit DNA polymerase

199

What two cancers are commonly treated with cytarabine?

_________

_________

Leukemias

Lymphomas

200

Name the major adverse effect of cytarabine, cladribine, and pentostatin.

______

Myelosuppression

201

What is the major adverse effect associated with vinblastine?

______

Myelosuppression

202

What are the two major adverse effects of vincristine?

N______

C______

Neurotoxicity

Constipation

203

What is the key toxicity attributed to vincristine?

______ neuropathy

Peripheral neuropathy

204

Which class of microtubule inhibitors are used to treat blood cancers and solid tumors?

______ ______

Vinca alkaloids

205

Which two classes of antineoplastic agents interfere with cellular division?

______ ______

______

Vinca alkaloids

Taxanes

206

Which class of microtubule inhibitors are used to treat reproductive tumors?

______

Taxanes

207

What is the mechanism of action of taxanes?

H______ of polymerized ______ in the ______ phase → Inhibition of mitotic spindle ______

Hyperstabilization of polymerized mictrotubules in the M phase → Inhibition of mitotic spindle breakdown

208

Which class of microtubule inhibitors are associated with myelosuppression, neuropathy, and hypersensitivity?

______

Taxanes

209

Topoisomerase inhibitors used in cancer treatment all cause cell cycle arrest at which phase?

____ phase

____ phase

S phase

G2 phase

210

What drugs inhibit eukaryotic topoisomerase II?

E______

T______

Etoposide

Teniposide

211

What is the mechanism of action of etoposide and teniposide?

Inhibits ______ ______ → Increased DNA ______ and cell cycle ______

Inhibits topoisomerase II → Increased DNA degradation and cell cycle arrest

212

Topoisomerase II normally acts by cutting and religating:

A. Single-stranded RNA

B. Double-stranded DNA

C. Single-stranded DNA

D. Double-stranded RNA

B. Double-stranded DNA

213

Etoposide and Teniposide can cause m______ and a______

myelosuppression and alopecia

214

Etoposide and Teniposide are commonly used to treat ______, ______, ______ cancer, and ______ cell lung cancers,

leukemia

lymphoma

testicular cancer

small cell lung cancers

215

What drugs inhibit eukaryotic topoisomerase I?

I______

T______

Irinotecan

Topotecan

216

Irinotecan and Topotecan can cause severe ______ and ______.

myelosuppression

diarrhea

217

What is the mechanism of action of irinotecan and topotecan?

Inhibits ______ ______ → Increased DNA ______ and cell cycle ______

Inhibits topoisomerase I → Increased DNA degradation and cell cycle arrest

218

Irinotecan and Topotecan are used to treat o______, c______ , and ______ cell lung cancers.

ovarian

colon

small cell lung cancers

219

What are the three main mechanisms of action of the anthracyclines?

Generates ______ ______

Intercalates in ______

Inhibits ______ ______

Generates free radicals
Intercalates in DNA
Inhibits topoisomerase II

220

Which 3 types of malignancies are commonly treated with anthracyclines?

_____ tumors

_____

_____

Solid tumors

Leukemias

Lymphomas

221

Why might a patient receiving doxorubicin also concomitantly receive dexrazoxane?

To prevent _____ _____

dilated cardiomyopathy

222

Which chemotherapeutic agents can cause dilated cardiomyopathy?

T_____

A_____

Trastuzumab

Anthracyclines

223

What drug is used to protect against cardiotoxic effects on anthracycline neoplastics and what is its mechanism of action?

D______ → Acts as an i______ ______

Dexrazoxane → Acts as an iron chelator

224

What is the mechanism of action of bleomycin?

Induces ______ ______ formation → ______ in DNA strands

Induces free radical formation → breaks in DNA strands

225

Name 2 neoplasms commonly treated with bleomycin.

______ cancer

______ lymphoma

Testicular cancer

Hodgkin lymphoma

226

What 2 adverse effects are commonly associated with bleomycin?

P______ ______

Skin ______

Pulmonary Fibrosis

Skin hyperpigmentation

227

Bleomycin acts on stage _____ and stage _____ of the cell cycle

G2

M

228

What is the common key toxicity attributed to bleomycin and busulfan?

Pulmonary ________

Pulmonary fibrosis

229

Imatinib, Dasatinib, Nilotinib are three small molecule inhibitors that target which molecular target?

_____-_____ tyrosine kinase

BCR-ABL

230

What is the typical suffix for the class of biologics that act as tyrosine kinase inhibitors?

_____

-tinib

231

What is the treatment for chronic myelogenous leukemia?

Inhibitors of _____-_____ tyrosine kinase

BCR-ABL

232

What 2 monoclonal antibodies might be used to treat metastatic colon cancer or head and neck cancers by targeting EGFR?

C_____

P_____

Cetuximab

Panitumumab

233

Which cutaneous adverse effect occurs with cetuximab and panitumumab?

A. Alopecia

B. Rash

C. Vitiligo

D. Urticaria

B. Rash

234

What three anticancer small molecule inhibitors target EGFR?

E_____

G_____

A_____

Erlotinib

Gefitinib

Afatinib

235

What do ALK inhibitors and EGFR inhibitors treat?

_____-_____ _____ _____ cancer

Non-small cell lung cancer

236

What kind of cancer are ALK and EGFR oncogenes associated with?

______ adenocarcinoma

Lung adenocarcinoma