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MAT > Shoulder > Flashcards

Shoulder Flashcards

1
Q

Trapezius Upper Fibers Origin

A

Base of skull, occipital protuberance, and ligamentum nuchae

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2
Q

Trapezius Upper Fibers Insertion

A

Posterior Aspect of the lateral 3rd clavicle

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3
Q

Trapezius Upper Fibers Action

A

Scapula elevation
Scapula upward rotation
cervical extension
cervical ipsilateral rotation (R contractions = R rotation)

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4
Q

Trapezius Upper Fiber Innervation

A

Accessory Nerve (Spinal Accessory)

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5
Q

Trapezius Middle Fibers Origin

A

Spinous Process C7-T3

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6
Q

Trapezius Middle Fibers Insertion

A

Medial Border of the acromion process and superior border of scapular spine

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7
Q

Trapezius Middle Fiber Action

A

Scapular Elevation
Scapular Retraction
Scapular upward rotation

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8
Q

Trapezius Middle Fiber Innervation

A

Accessory Nerve (Spinal Accessory)

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9
Q

Trapezius Lower Fibers Origin

A

Spinous Process of T4-T12

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10
Q

Trapezius Lower Fiber Insertion

A

Base of the scapular spine

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11
Q

Trapezius Lower Fiber Action

A

Scapular Depression
Scapular Retraction
Scapular Upward Rotation

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12
Q

Trapezius Lower Fiber Innervation

A

Accessory Nerve (Spinal Accessory)

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13
Q

Levator Scapulae Origin

A

Transverse Processes of C1-C4

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14
Q

Levator Scapulae Insertion

A

Medial border of scapula from superior angle to spine

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15
Q

Levator Scapulae Action

A

Scapula Elevation
Scapula Downward Rotation
Scapula Retraction

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16
Q

Levator Scapulae Innervation

A

Dorsal Scapular Nerve

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17
Q

Rhomboid Major Origin

A

Spinous Process of T2-T5

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18
Q

Rhomboid Major Insertion

A

Medial border of scapula

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19
Q

Rhomboid Major Action

A

Scapular retraction
scapula downward rotation
scapula elevation

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20
Q

Rhomboid Major Innervation

A

Dorsal scapular Nerve

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21
Q

Rhomboid Minor Origin

A

Spinous Process C7- T1

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22
Q

Rhomboid Minor Insertion

A

Medial border of the scapula

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23
Q

Rhomboid Minor Action

A

Scapula retraction
scapula downward rotation
scapula elevation

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24
Q

Rhomboid Minor Innervation

A

Dorsal Scapular Nerve

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25
Q

Serratus Anterior Origin

A

Surface of the upper 9 ribs at the side of the chest

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26
Q

Serratus Anterior Insertion

A

Anterior aspect of the whole length of the medial border of the scapula

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27
Q

Serratus Anterior Action

A

scapula protraction
scapula upward rotation

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28
Q

Serratus Anterior Innervation

A

Long Thoracic Nerve

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29
Q

Pectoralis Minor Origin

A

Anterior surfaces of ribs 3-5

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30
Q

Pectoralis Minor Insertion

A

Coracoid process of the scapula

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31
Q

Pectoralis Minor Action

A

Scapula protraction
scapula downward rotation
scapula depression

32
Q

Pectoralis Minor Innervation

A

Medial Pectoral Nerve

33
Q

Subclavius Origin

A

superior aspect of the 1st rib

34
Q

Subclavius Insertion

A

Inferior groove in the midportion of the clavicle

35
Q

Subclavius Action

A

scapula protraction
scapula depression
stabilize and protect SC joint

36
Q

Subclavius Innervation

A

Nerve fibers from C5 and C6

37
Q

Deltoid Origin

A

Anterior: anterior lateral of the clavicle
Middle: lateral aspect of the acromion
Posterior: inferior edge of the scapular spine

38
Q

Deltoid Insertion

A

Deltoid Tuberosity

39
Q

Deltoid Action Anterior

A

Shoulder ABDuction, flexion, horizontal adduction IR

40
Q

Deltoid Action Middle

A

Shoulder abduction and horizontal abduction

41
Q

Deltoid Action Posterior

A

shoulder abduction, extension, horizontal abduction, ER

42
Q

Deltoid Innervation

A

Axillary Nerve

43
Q

Pectoralis Major Origin

A

Upper: medial half of the anterior clavicle
Lower: anterior surface of costal cartilage of ribs 1-6 and sternum

44
Q

Pectoralis Major Insertion

A

lateral lip of the intertubercular groove of the humerus

45
Q

Pectoralis Major Action

A

should adduction, horizontal adduction, IR

46
Q

Pectoralis Major Innervation

A

Upper: Lateral Pectoral Nerve
Lower: Medial Pectoral Nerve

47
Q

Latissimus Dorsi Origin

A

posterior crest of the ilium. back of the sacrum and spinous process of T6-L5

48
Q

Latissimus Dorsi Insertion

A

Medial lip of the intertubercular groove of the humerus

49
Q

Latissimus Dorsi Action

A

Shoulder Adduction, extension, IR, horizontal abduction

50
Q

Latissimus Dorsi Innervation

A

Thoracodorsal Nerve

51
Q

Teres Major Origin

A

Posteriorly on the inferior third of the lateral border of the scapula

52
Q

Teres Major Insertion

A

medial lip of the intertubercular groove of the humerus

53
Q

Teres Major Action

A

Lats little helper
shoulder extension, adduction, IR

54
Q

Teres Major Innervation

A

Lower Subscapular Nerve

55
Q

Coracobrachialis Origin

A

Coracoid Process

56
Q

Coracobrachialis Insertion

A

Middle of the medial border of the humeral shaft

57
Q

Coracobrachialis Action

A

shoulder flexion, adduction, horizontal adduction

58
Q

Coracobrachialis Innervation

A

Musculocutaneous Nerve

59
Q

Rotator Cuff Muscles

A

SITS
subscapularis
infraspinatus
teres minor
supraspinatus

60
Q

Subscapularis Origin

A

Subscapular Fossa

61
Q

Subscapularis Insertion

A

Lesser Tubercule of the humerus

62
Q

Subscapularis Action

A

shoulder IR, adduction, extension

63
Q

Subscapularis Innervation

A

upper and lower subscapular nerve

64
Q

Supraspinatus Origin

A

Supraspinous Fossa

65
Q

Supraspinatus Insertion

A

greater tubercule of the humerus

66
Q

Supraspinatus action

A

shoulder abduction

67
Q

Supraspinatus Innervation

A

Suprascapular Nerve

68
Q

Infraspinatus Origin

A

Infraspinous Fossa

69
Q

Infraspinatus Insertion

A

greater tubercule of the humerus

70
Q

Infraspinatus Action

A

Shoulder ER, horizontal abduction, extension

71
Q

Infraspinatus Innervation

A

Suprascapular Nerve

72
Q

Teres Minor Origin

A

Posteriorly on the upper and middle lateral border of the scapular

73
Q

Teres Minor Insertion

A

greater tubercule of the humerus

74
Q

Teres Minor Action

A

Shoulder ER, horizontal abduction, extension

75
Q

Teres Minor Innervation

A

Axillary Nerve

MAT (7 decks)

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