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Kines Final Exam > Shoulder > Flashcards

Shoulder Flashcards

1
Q

ligaments of SCJ

A

anterior and posterior sternoclavicular

costoclavicular ligament

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2
Q

SCJ elevation

A

48 degrees

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3
Q

SCJ depression

A

less than 15

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4
Q

SCJ protraction

SCJ retraction

A

20

30

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5
Q

SCJ anterior rotation

posterior rotation

A

less than 10

50

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6
Q

has anterior and posterior fibers
limits elevation
contributes to inferior gliding of clavicle- keeps it in the joint

A

costoclavicular ligament

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7
Q

ACJ is what type

A

synovial plane

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8
Q

ligaments of ACJ

A

superior and inferior acromioclavicular lig

trapezoid and conoid of coracoclavicular lig

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9
Q

allows the scapula to rotate in 3 dimensions during arm movement

A

ACJ

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10
Q

transmits forces from UE to the clavicle

A

ACJ

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11
Q

ACJ motions occur in what plane

A

scapular plane

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12
Q

ACJ IR/ER

A

30

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13
Q

ACJ anterior and posterior tilting

A

20-40

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14
Q

ACJ upward and downward rotation

A

30

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15
Q

capsule is weak
superior and inferior ligs
superior checks distal from moving posteriorly

A

ACJ

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16
Q

resists distal clavicular superior motion

A

conoid of CC lig of ACJ

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17
Q

limits posterior displacement of clavicle

A

trapezoid of CC lig of ACJ

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18
Q

limits upward rotation of scapula

posteriorly rotates clavicle

A

coracoclavicular lig

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19
Q

GH joint is what type

A

ball and socket synovial

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20
Q

GH angle of inclination

A

130-150

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21
Q

GH torsion angle

A

30

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22
Q

GH capsule is taut ? and loose ??

A

superiorly

anteriorly and inferiorly

23
Q

GH ligaments

A

superior, middle, inferior GH

coracohumeral lig

24
Q

contributes to anterior and inferior joint stability
by limiting anterior and inferior translation
when arms at sides

A

superior GH lig

25
Q

contributes to anterior joint stability by
limiting anterior humeral translation
with arms at sides and up to 60 degrees ABD

A

middle GH lig

26
Q

abduction beyond 45 degrees
or combo of abduction and either rotation
which lig stabilizes?

A

IGHLC

27
Q

limits inferior translation of humeral head in dependent arm position

A

coracohumeral lig

28
Q

resists humeral lateral rotation with arm adducted

A

coracohumeral lig.

29
Q

if a person cant elevate their arm, they also have limited ?

A

ER

30
Q

with GH abduction, you get

A

ER

31
Q

in the scapular plane, with ABD, the GH does

A

less ER

32
Q

GHJ flexion pairs with ?

controversial

A

IR

33
Q

STJ coronal plane degrees?

A

30-45 degrees

34
Q

STJ anteriorly tilted

A

10-15 degrees

35
Q

STJ upwardly rotated

A

10 degrees

36
Q

if total ROM is 180 degrees, how much comes from where?

A

60 from STJ

120 from GHJ

37
Q

scpaulohumeral rhythm minimizes?

A

active insufficiency

38
Q

3 motions of scapulohumeral rhythm

A

humeral elevation
upward scapular rotation
posterior tilt of scapula

39
Q

supraspinatus action

A

abduction

40
Q

infraspinatus action

A

ER

41
Q

teres minor action

A

ER and ADDuction

42
Q

subscapularis action

A

IR and extension

43
Q

deltoid actions

A

scapular depression

shoulder flexion, extension, ABDuction, horizontal ABDuction

44
Q

which muscle is most active 0-60 degrees of abduction

A

suprapsinatus

45
Q

prime flexor for elevation

assist abduction after 15 degrees

A

deltoid

46
Q

what causes superior glide of humerus and inferior glide?

A

deltoid- superior glide

RTC- inferior glide

47
Q

shoulder depressors in WB

A

lats and pec major

48
Q

prevents scapula IR

A

rhomboids

49
Q

which muscle does IR

A

teres major

50
Q

scapular depression and abduction

A

pec minor

51
Q

scapular winging in flexion shows

A

serratus anterior weakness

52
Q

scapular winging in abduction is what weakness

A

trapezius weakness

53
Q

SCJ is what type

A

synovial plane

Kines Final Exam (7 decks)

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