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Ch. 11-12 - Muscle OIA > Shoulder Muscles > Flashcards

Shoulder Muscles Flashcards

1
Q

Supraspinatus

ORIGIN

A

Supraspinous fossa

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2
Q

Supraspinatus

INSERTION

A

Greater tubercle

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3
Q

Supraspinatus

ACTION

A

Abduction (1st 15 degrees), synergist of deltoid

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4
Q

Infraspinatous

ORIGIN

A

Infraspinatous fossa

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5
Q

Infraspinatous

INSERTION

A

Greater tubercle

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6
Q

Infraspinatus

ACTION

A

Lateral rotation

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7
Q

Teres minor

ORIGIN

A

Inferior lateral border

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8
Q

Teres minor

INSERTION

A

Greater tubercle

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9
Q

Teres minor

ACTION

A

Lateral rotation

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10
Q

Subscapularis

ORIGIN

A

Subscapular fossa

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11
Q

Subscapularis

INSERTION

A

Lesser tubercle

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12
Q

Subscapularis

ACTION

A

Medial rotation

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13
Q

Levator Scapula

ORIGIN

A

Transverse process C1-C4

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14
Q

Levator Scapula

INSERTION

A

Superior angle

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15
Q

Levator Scapula

ACTION

A

Scapular elevation

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16
Q

Rhomboid Minor

ORIGIN

A

Spinous process C7, T1

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17
Q

Rhomboid Minor

INSERTION

A

Superior medial border of scapula

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18
Q

Rhomboid Minor

ACTION

A

Scapular retraction

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19
Q

Rhomboid Major

ORIGIN

A

Spinous process T2-T5

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20
Q

Rhomboid Major

INSERTION

A

Inferior medial border of scapula

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21
Q

Rhomboid Major

ACTION

A

Scapular retraction

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22
Q

Anterior Deltoid

ORIGIN

A

Lateral 1/3 of clavicle

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23
Q

Anterior Deltoid

INSERTION

A

Deltoid tuberosity

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24
Q

Anterior Deltoid

ACTION

A

Flexion, medial rotation, abduction

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25
Q

Middle Deltoid

ORIGIN

A

Acromion process

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26
Q

Middle Deltoid

INSERTION

A

Deltoid tuberosity

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27
Q

Middle Deltoid

ACTION

A

Abduction

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28
Q

Posterior Deltoid

ORIGIN

A

Spine of the scapula

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29
Q

Posterior Deltoid

INSERTION

A

Deltoid tuberosity

30
Q

Posterior Deltoid

ACTION

A

Extension, external rotation, abduction

31
Q

Latissimus Dorsi

ORIGIN

A

Spinous process T6-L5 and iliac crest via lumbodrosal fascia

32
Q

Latissimus Dorsii

INSERTION

A

Bicipital groove

33
Q

Latissimus Dorsi

ACTION

A

Prime extension, adduction, medial rotation

34
Q

Teres Major

ORIGIN

A

Posterior surface and inferior angle of scapula

35
Q

Teres Major

INSERTION

A

Bicipital groove

36
Q

Teres Major

ACTION

A

Extension, adduction, medial rotation

37
Q

Pectoralis Major (superficial)

ORIGIN

A

Cartilage of ribs 1-6, sternal end of clavicle, sternum

38
Q

Pectoralis Major (superficial)

INSERTION

A

Bicipital groove

39
Q

Pectoralis Major (superficial)

ACTION

A

Flexion, adduction, medial rotation, pulls ribcage up

40
Q

Biceps Brachii Long Head

ORIGIN

A

Supraglenoid tubercle

41
Q

Biceps Brachii Long Head

INSERTION

A

Radial tuberosity

42
Q

Biceps Brachii Long Head

ACTION

A

Elbow/arm flexion, supination, and shoulder flexion

43
Q

Biceps Brachii Short Head

ORIGIN

A

Corocoid process of scapula

44
Q

Biceps Brachii Short Head

INSERTION

A

Radial tuberosity (radius)

45
Q

Biceps Brachii Short Head

ACTION

A

Elbow/arm flexion and supination

46
Q

Brachialis

ORIGIN

A

Anterior humerus

47
Q

Brachialis

INSERTION

A

Coronoid process of ulna

48
Q

Brachialis

ACTION

A

Elbow flexion

49
Q

Brachioradialis

ORIGIN

A

Distal lateral humerus

50
Q

Brachioradialis

INSERTION

A

Styloid process of radius

51
Q

Brachioradialis

ACTION

A

Elbow flexion and supination

52
Q

Triceps Brachii Long Head

ORIGIN

A

Infraglenoid tubercle

53
Q

Triceps Brachii Long Head

INSERTION

A

Olecranon process of ulna

54
Q

Triceps Brachii Long Head

ACTION

A

Elbow extension and shoulder extension

55
Q

Triceps Brachii Lateral Head

ORIGIN

A

Posterior humerus

56
Q

Triceps Brachii Lateral Head

INSERTION

57
Q

Triceps Brachii Lateral Head

ACTION

A

Elbow extension

58
Q

Triceps Brachii Medial Head

ORIGIN

A

Posterior humerus

59
Q

Triceps Brachii Medial Head

INSERTION

60
Q

Triceps Brachii Medial Head

ACTION

A

Elbow extension

61
Q

Sternocleidomastoid (SCM)

ORIGIN

A

Manubrium and clavicle

62
Q

Sternocleidomastoid (SCM)

INSERTION

A

Mastoid process of temporal bone

63
Q

Sternocleidomastoid (SCM)

ACTION

A

Lateral flexion, contralateral rotation

64
Q

Quadratus Lumborum

ORIGIN

A

Iliac crest and lumbar fascia

65
Q

Quadratus Lumborum

INSERTION

A

Transverse process of L1-L3, and 12th rib

66
Q

Quadratus Lumborum

ACTION

A

Lateral flexion, extension

67
Q

Gluteus Maximum

ORIGIN

A

Posterior ilium, sacrum and coccyx

68
Q

Gluteus Maximus

INSERTION

A

Greater trochanter of femur and iliotibial tract

69
Q

Gluteus Maximus

ACTION

A

Hip extension, abduction, and lateral rotation

70
Q

Gluteus Medius

ORIGIN

A

Posterolateral ilium just below iliac crest

71
Q

Gluteus Medius

INSERTION

A

Greater trochanter of femur

72
Q

Gluteus Medius

ACTION

A

Abduction, medial, and lateral rotation

Ch. 11-12 - Muscle OIA (1 decks)

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