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Biomechanics and Kinesiology > Shoulder Region Bony/True Joints > Flashcards

Shoulder Region Bony/True Joints Flashcards

1
Q

sternoclavicular joint articulating surfaces

A

medial end of clavicle to the clavicular facet of sternum and superior border of first rib

clavicle = convex vertically (y-axis)
sterum = concave anteroposteriorly (x-axis)

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2
Q

sternoclavicular joint type of joint

A

saddle, planar synovial joint

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3
Q

sternoclavicular joint degrees of freedom

A

three degrees of freedom:
* elevation-depression
* protraction-retraction
* transverse rotation-axial rotation

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4
Q

sternoclavicular joint open pack position

A

arm resting by side

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5
Q

sternoclavicular joint close pack position

A

full elevation and protraction

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6
Q

sternoclavicular joint capsular pattern

A

pain at extremes of ROM, especially in horizontal adduction and full elevation

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7
Q

acromioclavicular joint articulating surfaces

A

acromial facet on clavicle and clavicular facet on acromion

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8
Q

acromioclavicular joint type of joint

A

planar/gliding joint

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9
Q

acromioclavicular joint degrees of freedom

Brunnstrom

A

three degrees of freedom:
* elevation-depression
* abduction-adduction
* upward rotation (20°-30°)-downward rotation

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10
Q

acromioclavicular joint degrees of freedom

Norkin

A

three degrees of freedom:
* internal rotation-external rotation
* scapular tilting (anterior-posterior)
* upward rotation-downward rotation

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11
Q

acromioclavicular joint open pack position

A

arms resting by side

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12
Q

acromioclavicular joint close pack position

A

90° abduction

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13
Q

acromioclavicular joint capsular pattern

A

pain at extremes of ROM, horizontal adduction and full elevation

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14
Q

glenohumeral joint articulating surfaces

A

large spherical head of humerus and small glenoid cavity of scapula

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15
Q

glenohumeral joint type of joint

A

ball-and-socket joint/enarthrodial joint/ multiaxial joint

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16
Q

glenohumeral joint degrees of freedom

A

three degrees of freedom:
* flexion-extension
* abduction-adduction
* internal rotation-external rotation

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17
Q

glenohumeral joint open pack position

A

55° abduction, 30° horizontal adduction

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18
Q

glenohumeral joint close pack position

A

ABER

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19
Q

glenohumeral joint capsular pattern

A

EX > AB > IR

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20
Q

sternoclavicular joint elevation osteokinematics

A

30° to 45°

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21
Q

sternoclavicular joint elevation arthrokinematics

A

convex part (clavicle)
superior roll, inferior slide

22
Q

sternoclavicular joint depression osteokinematics

A

from resting position, 5° to 10°

23
Q

sternoclavicular joint depression arthrokinematics

A

convex part (clavicle)
inferior roll, superior slide

24
Q

sternoclavicular joint elevation/depression plane and axis

A

frontal plane, anteroposterior axis (z-axis)

25
Q

sternoclavicular joint retraction osteokinematics

A

from resting position, 15° to 30°

26
Q

sternoclavicular joint retraction arthrokinematics

A

concave part (clavicle)
posterior roll, posterior slide

27
Q

sternoclavicular joint protraction osteokinematics

A

from resting position, 15° to 30°

28
Q

sternoclavicular joint protraction arthrokinematics

A

concave part (clavicle)
anterior roll, anterior slide

29
Q

sternoclavicular joint protraction/retraction plane and axis

A

transverse plane, vertical axis (y-axis)

30
Q

sternoclavicular joint axial/transverse rotation osteokinematics

A

40° to 50°

31
Q

sternoclavicular joint axial/transverse rotation arthrokinematics

A

clavicle spins on lateral surface of articular disc

32
Q

sternoclavicular joint axial/transverse rotation plane and axis

A

transverse plane, vertical axis (y-axis)

33
Q

acromioclavicular joint osteokinematics

Brunnstrom

A

elevation-depression
abduction-adduction
upward rotation (20°-30°)-downward rotation

34
Q

acromioclavicular joint osteokinematics

Norkin

A

medial rotation-lateral rotation
scapular tilting (anterior-posterior)
upward rotation-downward rotation

35
Q

acromioclavicular joint arthrokinematics

A

joint surfaces are flat, roll and slide do not occur

36
Q

glenohumeral joint flexion osteokinematics

A

180°

37
Q

glenohumeral joint flexion arthrokinematics

A

concave part (humerus)
anterior roll, posterior slide

38
Q

glenohumeral joint extension osteokinematics

A

60°

39
Q

glenohumeral joint extension arthrokinematics

A

convex part (humerus)
posterior roll, anterior slide

40
Q

glenohumeral joint flexion/extension plane and axis

A

sagittal plane, transverse/medio-lateral axis (x-axis)

41
Q

glenohumeral joint abduction osteokinematics

A

180°

42
Q

glenohumeral joint abduction arthrokinematics

A

convex part (humerus)
superior roll, inferior slide

43
Q

glenohumeral joint adduction osteokinematics

A

ewan ko!

44
Q

glenohumeral joint adduction arthrokinematics

A

convex part (humerus)
inferior roll, superior slide

45
Q

glenohumeral joint internal rotation osteokinematics

A

90°

46
Q

glenohumeral joint internal rotation arthrokinematics

A

convex part (humerus)
anterior roll, posterior slide

47
Q

glenohumeral joint external rotation osteokinematics

A

90°

48
Q

glenohumeral joint external rotation arthrokinematics

A

convex part (humerus)
posterior roll, anterior glide

49
Q

glenohumeral joint internal/external rotation plane and axis

A

horizontal/transverse plane, vertical/longitudinal axis (y-axis)

50
Q

glenohumeral joint abduction/adduction plane and axis

A

frontal plane, anteroposterior axis (z-axis)

Biomechanics and Kinesiology (6 decks)

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