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ANATOMY AND PHYSIOLOGY > Skeletal System > Flashcards

Skeletal System Flashcards

1
Q

Sheet of fibrous connective tissue that connect or articulate bones across joints

A

Ligaments

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2
Q

What are the two divisions of the skeleton

A

Axial and Appendicular

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3
Q

How many bones are there in axial skeleton

A

80

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4
Q

How many bones are there in appendicular skeleton?

A

126

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5
Q

What consists the appendicular skeleton

A

Upper and lower, shoulder girdle, pelvic girdle

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6
Q

What are the cranial bones?

A

Frontal, parietal (2) , temporal (2) , occipital , sphenoid, ethmoid

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7
Q

Immovable joints

A

Sutures

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8
Q

Form the sides and the roof of the cranium

A

Parietal bones

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9
Q

Forms the lower side of the cranium

A

Temporal

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10
Q

Canal that leads to the middle ear

A

External auditory meatus

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11
Q

Rounded projection posterior and inferior to the external auditory meatus

A

Mastoid process

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12
Q

A depression which articulates with the mandible

A

Mandibular fossa

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13
Q

Opening where the brain connects to the spinal cord

A

Foramen magnum

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14
Q

Round prominence of the bone

A

Condyle

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15
Q

A round process which articulates with the first cervical vertebra or the atlas

A

Occipital condyle

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16
Q

Keystone of the cranium

A

Sphenoid bone

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17
Q

Depression which encloses pituitary gland

A

Sella turcica

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18
Q

Drains into the nasal cavity

A

Sphenoidal sinuses

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19
Q

Anterior to sphenoid bone

A

Ethmoid bone

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20
Q

A ridge on the superior portion of the ethmoid bone; attaches to the meninges

A

Crystal galli

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21
Q

Air spaces in the ethmoid bone

A

Ethmoid sinuses

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22
Q

Scroll like projections that warm, moisten & filter inhaled air

A

Superior and middle nasal conchae

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23
Q

Contains sockets for the roots of the upper teeth

A

Maxillae

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24
Q

Forms the hard palate

A

Maxillae

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25
Q

Posterior to the hard palate

A

Palatine bones

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26
Q

Largest strongest and only movable facial bone

A

Mandible

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27
Q

Plow shaped bone

A

Vomer

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28
Q

Articulates with ethmoid bone

A

Vomer

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29
Q

Join with mandibular fossa and form the temporomandibular joint

A

Condyloid process

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30
Q

Articulates with maxilla, frontal, temporal

A

Zygomatic bone

31
Q

Smallest and thinnest facial bone

A

Lacrimal

32
Q

Vomer forms what lower part?

A

Nasal septum

33
Q

Suture of the parietal and occipital bone

A

Lambdoid suture

34
Q

Suture between parietal and temporal

A

Squamous

35
Q

Area of fibrous connective between bones of the skull

A

Fontanels

36
Q

How many years do fontanel closes

A

After 2 years

37
Q

What is found in the sphenoid, frontal, ethmoid, maxillary bones?

A

Paranasal sinuses

38
Q

Produces mucus, lighten the skull, echo chambers for speech

A

Sinuses

39
Q

Smallest bone

A

Stapes or stirrup

40
Q

What are the three pairs of tiny bones

A

Malleus, incus, stapes

41
Q

U shaped bone located in the neck between mandible and the larynx

A

Hyoid bone

42
Q

How many bones are there in the vertebral column

A

26

43
Q

Protects the spinal cord

A

Vertebral column

44
Q

How many bones are there in cervical vertebrae

A

7

45
Q

Connects with occipital condyles

A

Atlas

46
Q

C2?

A

Axis

47
Q

Forms a privet joint with atlas which permits the head to move side to side

A

Dens or odontological process

48
Q

C7? It is spinous process that can be seen and felt through the skin

A

Vertebra prominens

49
Q

Have facets articulating with ribs

A

Thoracic vertebrae

50
Q

How many bones are there in the thoracic vertebrae

A

12

51
Q

Largest and strongest bones of the spine

A

Lumbar vertebrae

52
Q

How many bones are fused in the sacrum

A

5

53
Q

Forms posterior wall of the pelvis

A

Sacrum

54
Q

Openings in the sacrum where nerves and blood vessels pass through

A

Sacral foramina

55
Q

A landmark for measuring the pelvis prior to childbirth

A

Sacral promontory

56
Q

Where sacrum articulates with the hip bones

A

Sacroiliac joints

57
Q

A site where anesthesia is injected for an epidural block

A

Sacral hiatus

58
Q

Cervical: concave or convex?

A

Concave

59
Q

Thoracic: concave or convex?

A

Convex

60
Q

Sacral: concave or convex

A

Convex

61
Q

Lumbar: concave or convex

A

Concave

62
Q

Exaggeration of the thoracic curve: humpback appearance

A

Kyphosis

63
Q

Sway back: exaggeration of the lumbar curve

A

Lordosis

64
Q

Lateral curvature which spine leans one side more than the other

A

Scoliosis

65
Q

A landmark used to locate deltoid injection site

A

Acromion process

66
Q

It connects humerus to form a ball and socket joint

A

Glenoid fossa

67
Q

How many bones are there in the upper limb

A

30

68
Q

Rough, v-shaped area at middle of shaft; point of attachment for deltoid muscle

A

Deltoid tuberosity

69
Q

A rounded knob which articulates with the head of radius

A

Capitulum

70
Q

A surface on distal and medial which articulates with ulna

A

Trochlea

71
Q

Proximal end which forms prominence of the elbow

A

Olecranon process

72
Q

prominent projection in the femur; a landmark used to locate intramuscular injection sites

A

Greater trochanter

73
Q

Largest foramen in the skeleton

A

Obturator foramen

74
Q

Large hole between pubis and ischium

A

Obturator foramen

ANATOMY AND PHYSIOLOGY (11 decks)

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