Reproductive

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created 9 years ago by cryina
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1

What are the gametes in a male? female?

spermatozoa (ooctye)

2

How many chromosomes do each gamete contain??

23

3

Name primary sex repro organs of male & female (gonads)

Male: testes,

female: ovaries

4

Name primary reproductive organs of males

Testes, epididymis, ductus deferes, ejaculatory duct, urethra

5

Name primary reproductive organs of females

ovaries, uterine tubes, uterus, vagina,

6

Name accessory organs of males reproductive system?

seminal vesicle, prostate gland, bulbourethral gland

7

Name layer of smooth muscle in scrotum

dartos mnuscle

8

Name the layer of skeletal muscle

...

9

name the 3 structures that keep the testes cooler than the rest of the body

1. cremaster muscle
2. dartos muscle
3. pampiniform plexus of blood vessels

10

name the fibrous capsule around the testes

tunica albuginea

11

What is the primary example of androgen?

testosterone

12

Where does spermatogenesis occur?

in the wall of the seminiferous tubules

13

What is one important function of the sustentacular cell function

maintaince the blood-testis barrier which regulates the lumen of he seminiferous tubes

14

cell division which produces two daughter cells containing 23 PAIRS of chromosomes is calles _____

Mitosis

15

cell division that produces 4 cells each containing 23 INDIVIDUAL chromoses is called _______

Meiosis

16

Name the parts of a spermatozoa

Head (acrosome & nucleus)
Midpieace (Basil body & mitochondria)
Tail (principal & endpiece & axoneme)

17

what does the acrosome contain?

enzymes that dissolve the protective layer of the egg

18

each seminiferous tubule is connected to a interwoven network of passageways known as ____

rete testis

19

What is the pathway of sperm?

Seminiferous tubule -> Rete testis -> efferent ductules ->Epididymis -> ductus (Vas) Deferens -> Ejaculatory duct -> Urethra ->VAGINA (hopefully!)

20

What is the coiled tube bound to the posterior border of the testes

epididymis

21

True/False

Before leaving the Epididymis sperm are immbole

True

Capacitation hasnt occured

22

What is the long tube (16-18 in long) that sperm travel through between the epididymis & the ejaculatory duct

ductus (vas) deferens

23

What connects the ductus deferens with the urethra

the ejaculatory duct

24

What is the structure which consist of layers of connective tissue and muscle which encloses the ductus deferens, and the blood vessels, nerves and lynmph vessels that supply the testes

Spermatic cord

25

What is the tube that extends from the urinary bladder to the tip of the penis and carries urine and SEMEN/SPERM/GOODIES.

urethra

26

what are the paired structures that lie along the side of the urinary bladder and contribute 60% of the volume of semen

seminal vesicles

27

which fluid is an alkaline fluid that neutralizes vaginal fluids & contributes 25% of the volume of semen?

prostate fluid

28

what is the paired glands at the base of the penis that secrete a thick alkaline fluid that helps neutralize urinary acids & lubricates the glans penis?

bulbourethra glands

29

in a healthy adult male, about how many sperm are released per ejaculation?

20-100 mil per cubic ml