Human Anatomy Lab Midterm (Bones)

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Human Anatomy
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1

External & Internal Auditory Meatus

Temporal

Surrounded by the tympanic part

1) Ends at the ear drum

2) Carries blood vessels and nerves to the inner ear

2

Mastoid Process

Temporal

Bulge just posterior & inferior the external auditory meatus.

3

Zygomatic Process

Temporal

Inferior to the squamus part

Curves laterally and anteriorly to meet the temporal process

Connects to the Zygomatic bone (cheek bone)

4

Squamus Part

Temporal

Lateral surface borders the squamus suture.

External surface curvature, parallel with the cerebral surface

5

Petrous Portion

Temporal

Massive part of the temporal bone

Surrounds and protects the sense organs of hearing and balance

6

Styloid Process

Temporal

Ligaments that attach to the Hyoid will attach here

Also, muscles for the tongue, pharynx, and larynx also attach here

7

Parental

Flat & bilateral

8

Superorbital Foramen

Frontal

A hole near the supeciliary arch

9

Superciliary Arch

Frontal

Thick

Supports the eyebrows

10

Cribiform Plate

Ethmoid

Superior part

11

Occipital Condyle

Occipital

Bumbs on the bottum of the skull where the first vertebrae articulates

12

Foramen Magnum

Occipital

Opening where the cranial cavity connects to the spinal cord

13

Crista Galli

Ethmoid

Prominent ridge

Seperates the left & right sides of the cribiform

14

Perpendicular Process

Ethmoid

Forms part of the nasal septum

Part of the Olfactory

15

Superior & Middle Nasal Conchae

Ethmoid

Best views from the anterior and posterior surface

16

Greater Wing

Sphenoid

Two parts that are separated by the Sella Turscia (Turkish saddle)

Penetrated by the foramen rotundom, foramen ovale, and by foramen spinosum

17

Pterygoid Plates

Sphenoid

Vertical projections that begin at the boundary between the lesser and greater wings

18

Infra-Orbital Foramen

Maxilla

Penetrates the orbital rim, for a path for major sensory nerves from the face

19

Sella Tursica

Sphenoid

Looks like a Turkish Saddle

20

Alveolar Processes

Maxilla

Tooth sockets for upper teeth

21

Incisive Canal

Maxilla

Contains small artieris and nerves

22

Zygomatic

Cheek bones

23

Lacrimal Canal

Smallest bones of the skull

Articulates with the frontal, maxilla, and the ethmoid bones

24

Palatine

Wraps around the nose, except the top, but does not include the nose bones

25

Condyle

Mandible

Extends to the smooth articular surface of the head of the mandible

Part of the hinge

26

Coronoid Process

Mandible

Temporalis muscle will attach here, causing the mouth to close

Other part of the hinge

27

Nasal

two parts that makes the nose

28

Inferior Nasal Concha

Paired scroll-like bones

29

Angle

Mandible

Ramus meets the body here

30

Ramus

Mandible

"branch"

31

Mental Foramen

Mandible

Holes on each side of the anterior chin

Nerves pass through both of the holes

32

Clavicle

Sternal end - pyramidal, medial, connects with the sternum

Acrmial end - broader & flatter, lateral, connects with the scapula

33

Spine

Scapula

Crosses the scapular body before ending at the medial border

Divides the covex dorsal surface of the body into two

34

Acromion Process

Scapula

Larger, posterior

Serves as an attachmennt point for part of the trapezius muscle

Also, articulates with clavical

35

Corocoid Process

Scapula

Smaller

Projects anteriorly and slightly latterally

Attachment site for the short head of the biceps branchii muscle

36

Glenoid Fossa

Scapula

Not really a hole, more of an indent

The scapula will articulate with the Humerus at this point

37

Vomer

Inferior portion of nasal septum

38

Inferior & Superior Angle

Scapula

Makes up the "corners" of the scapula

39

Infraspinous & Supraspinous Fossa

Scapula

Attachments for back muscles

40

Head

Humerus

Articulates with the scapula at the glenoid cavity

41

Deltoid Tuberosity

Humerus

Runs along the lateral side of the shaft, extends more than halfway down its length

Named after the Deltoid muscle that attaches here

42

Greater Tubrecle

Humerus

Lateral, large for protection

Forms lateral margin of the shoulder

Bears three smooth, flat impressions to attach three muscles that originate on the Scapula

43

Lesser Tubercle

Humerus

Anterior & medial

44

Capitulum

Humerus

Round, lateral

Articulates with the head of radius

45

Trochlea

Humerus

Spool-shaped

Articulates with the Ulna

46

Medial & Lateral Epicondyle

Humerus

Project to either side of the distal humerus

47

Head

Radius

Flat & disc-shaped

Articulates with the capitulum of the Humerus

48

Bicepital Tuberosity

Radius

Attachment site for biceps branchii muscles, which flexes the elbow

49

Olecranon Fossa

Humerus

Ulna fits here to make elbow

50

Styloid Process

Radius

Stabilizes the wrist

51

Olecranon

Ulna

Forms the elboq

52

Trochlear Notch

Ulna

Interlocks with trochlea of the Humerus

53

Hamate

Carpals

Hook-shaped

54

Pisiform

Carpal

Small, pea-shaped

55

Lunate

Carpal

comma-shaped

56

Scaphoid

Carpal

Biggest bone in the wrist

57

Trapezium

Carpal

Articulates with the scaphoid

58

Triquetrum

Carpal

Triangular

59

Trapezoid

Carpal

Wedge-shaped

60

Capitate

Carpal

Largest carpal bone

61

Styloid Process

Ulna

Long & pointed

Cartilage attaches here, isolating the head of the Ulna from the wrist

62

Cervical

Vertebrae

Smallest

7 vertebrae

Each has three foramen, 1 vertebral, 2 transverse

63

Atlas

Vertebrae

Holds head up

64

Axis

Vertebrae

Rotates head

65

Lumbar

Vertebrae

body is thickest

66

Sacrum

Vertebrae

Five fused verebrae

67

Coccyx

Vertebrae

3-5 fused vertebrae, typical 4

68

Body

Thickest part of vertebrae

69

Spinous Process

Part that stickes out posterirorly

70

Transverse Process

"outter wings"

71

Vertabral Foramen

Vertebrae

Spinal cord goes through here

72

Transverse foramen

Vertebrae

Blood vessels go and come from the brain through this

73

Manubrium

Sternum

Triangular and on top of the sternum body

74

Body

Sternum

Tongue-shaped

Most ribs attach here

75

Xiphoid

Sternum

Smallest part

76

First Rib

Attaches to manubrium

Shorter, C-shaped

77

Floating Ribs

11th & 12th ribs

No connection with the sternum

78

True Ribs

Connects to the sternum by costal cartalige

79

Thoracic

Vertebrae

Body is thicker and heart shaped (not really)

1 foramen

Spinious process is longer than the cervical

12 vertebrae

80

Ishcium

Coxal

Meets inside the acetabular fossa (with ilium and pubis)

81

Ilium

Coxal

Largest of the coxal bones

82

Pubis

Coxal

Connects the ilium and ishium

83

Obturator Foramen

Coxal

Hole just below the acetabula, where the Femur attaches to make a joint

84

Anterior Superior Iliac Spine (ASIS)

Coxal

Bony projection of the iliac bone

Anterior extremity of the iliac crust

85

False Ribs

8-12, do not directly attach to the sternum

86

Anterior Inferior Iliac Spine (AIIS)

Coxal

Bony eminence on the anterior border of the hip bone

87

Posterior Superior Iliac Spine (PSIS)

Coxal

Shorter than anterior

Serves for the attachment of the oblique to posterior sacroiliac ligaments

88

Posterior Inferior Iliac Spine (PIIS)

Coxal

Separated from PSIS by a bony notch

89

Pubic Symphysis

Coxal

Midline cartilaginous joint

90

Greater Sciatic Notch

Coxal

Notch in the ilium

Between PIIS and ischial spine

91

Lesser Sciatic Notch

Coxal

Small notch below the ischial spine

92

Iliac Crust

Coxal

Superior border of the wing of the ilium

93

Ishial Tuberosity

Coxal

Marks the lateral boundary of the pelvic outlet

94

Acetabulum

Coxal

Gap in which the Femur will go to form a joint

95

Head

Femur

Articulates with the acetabulum of the hip

96

Neck

Femur

supports head of Femur

97

Greater Trochanter

Femur

Large, Irregular

98

Lesser Trochanter

Femur

Smaller and lower on the femur than the greater trochanter

99

Linea Aspera

Femur

Prominent longitudinal ridge or crest

Posterior

100

Adductor Tubercle

Femur

Bottom, medial side, posterior

101

Medial Condyle

Femur

Larger, posterior

102

Medial Condyle

Femur

Larger, posterier

103

Lateral Condyle

Femur

Smaller, posterior

104

Patella

Kneecap

105

Head

Tibia

"Flat" top, triangular shape

106

Lateral Maleolus

Tibia

Bump on lateral side of ankle

107

Metatarsals

Sole of the foot

5 of them

108

Talus

Tarsals

Second largest bone in the foot

Locks ankle in place when dorsally extended

109

Calcaneus

Tarsals

Heel of foot

Biggest bone in foot

110

Navicular

Tarsals

Medial side of ankle

111

Cuboid

Tarsals

Lateral

112

First Cuneiform

Tarsals

Medial

113

Second Cuneiform

Tarsals

Intermedial

114

Third Cuneiform

Tarsals

Lateral

115

Phalanges

Big Toe is the only differnce