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Anatomy > Skeletal System > Flashcards

Skeletal System Flashcards

1
Q

auditory ossicles

A

3 tiny bones in petrous part of each temporal bone are for hearing
malleous: superficial
incus: intermediate
stapes: deep

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2
Q

scoliosis

A

abnormal lateral curvature

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3
Q

kyphosis

A

extreme thoracic curvature

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4
Q

lordosis

A

exaggerated lumbar curvature

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5
Q

intervertebral discs

A

nucleus pulposus: deeper part of the disc (jelly like center)
anulus fibrosus: tough outer ring outside nucleus

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6
Q

atlantoaxial join

A

dens acts as a pivot for the rotation of the atlas and the skull (ligament helps stabilize)

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7
Q

what is the promontary portion on the sacrum?

A

lip that sticks out anteriorly on S1

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8
Q

What are the transverse ridges on the sacrum?

A

where the intervertebral discs would’ve been

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9
Q

where is the subscapular fossa on the scapula?

A

anterior, broad smooth surface, doesn’t have large ridge

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10
Q

posterior view of the scapula

A

coracoid process: anterior, looks like a c, by lateral attachment
acromion: posterior, tip of the shoulder
supraspinous fossa: above spine
infraspinous fossa: inferior to spine, large triangular flat area

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11
Q

where is the olecranon fossa on the humerus?

A

deep hole in the back of the humerus

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12
Q

iliac fossa - ilium

A

broad, flat area toward the top

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13
Q

anterior superior iliac spine - ilium

A

end of the crest

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14
Q

anterior inferior iliac spine - ilium

A

below superior, after the notch

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15
Q

arcuate line - ilium

A

ridge that separates the superior and inferior portion of the pelvis

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16
Q

iliac crest - ilium

A

upper border of the fossa

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17
Q

posterior superior iliac spine - ilium

A

back, where sacrum attaches, on rough part of ilium

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18
Q

posterior inferior iliac spine - ilium

A

below superior

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19
Q

posterior gluteal line - ilium

A

vertical plane

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20
Q

greater sciatic notch - ilium

A

large notch below posterior gluteal line

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21
Q

anterior gluteal line - ilium

A

in the crest

22
Q

inferior gluteal line - ilium

A

above socket for femur

23
Q

ischium

A

posterior region of os coxae

24
Q

ischial spine - ischium

A

below greater sciatic notch

25
Q

lesser sciatic notch - ischium

A

right below greater

26
Q

ischial tuberosity - ischium

A

large rough area posteriorly, hamstrings attach

27
Q

ischial ramus - ischium

A

on the loop formed by the ischium, right below acetebum

28
Q

pubis

A

anterior region of os coxae

29
Q

superior ramus - pubis

A

above ischium, more lateral

30
Q

inferior ramus - pubis

A

above ischium, more medial

31
Q

pubic crest - pubis

A

ridge, can be sharp, superior on pubis

32
Q

pubic tubercle - pubis

A

bump anteriorly, edge of ridge

33
Q

pubic symphysis - pubis

A

fibrocartilage, joint between pubis’

34
Q

obturator foramen - pubis

A

large holes in the pelvis

35
Q

pelvic brim

A

continuous oval ridge formed by pubic crest, pectineal line, arcuate line, and sacral promontory

36
Q

true pelvis

A

lesser, large hole, houses organs of the pelvis

37
Q

false pelvis

A

greater, where the iliac is, houses abdominal organs

38
Q

fovea capitis

A

hole in the head of the femur

39
Q

patella

A

base: round and superior
apex: pointy and inferior

40
Q

tibial tuberosity

A

bump under patella

41
Q

medial longitudinal arch

A

inner arch of the foot, heel to hallux (big toe), highest arch

42
Q

lateral longitudinal arch

A

away from the midline of the foot, heel to fifth toe, lowest arch

43
Q

transverse arch

A

medial to lateral on the foot, perpendicular to other arches, alone distal row of tarsals

44
Q

articulation

A

joint, point of contact between one bone and another bone, cartilage, or teeth

45
Q

arthrology

A

study of joints

46
Q

fibrous joints

A

no joint capsules, held together by dense connective tissue

47
Q

cartilaginous joints

A

no joint capsule, held together by cartilage

48
Q

synocial joints

A

have joint capsule

49
Q

synarthrosis degree of movement allowed

A

no movement

50
Q

amphiarthrosis degree of movement

A

slightly moveable

51
Q

diarthrosis degree of movement

A

freely moveable

Anatomy (53 decks)

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