Shoulder Region II Flashcards Preview

HLTH 109 > Shoulder Region II > Flashcards

Flashcards in Shoulder Region II Deck (91):
1

pectoralis major muscle move arm or scapula?

arm

2

pectoralis minor muscle move arm or scapula?

scapula

3

triceps (long head) muscle move arm or scapula?

arm

4

deltoid muscle move arm or scapula?

arm

5

levator scapulae muscle move arm or scapula?

scapula

6

teres minor muscle move arm or scapula?

arm

7

rhomboid major and minor muscle move arm or scapula?

scapula

8

subclavius muscle move arm or scapula?

scapula

9

serratus anterior muscle move arm or scapula?

both arm and scapula

10

supraspinatus muscle move arm or scapula?

arm

11

biceps muscle move arm or scapula?

arm

12

trapezius muscle move arm or scapula?

scapula

13

latissumus dorsi muscle move arm or scapula?

arm

14

coracobrachialis muscle move arm or scapula?

arm

15

subscapularis muscle move arm or scapula?

arm

16

teres major muscle move arm or scapula?

arm

17

infraspinatus muscle move arm or scapula?

arm

18

deltoid: location

lateral aspect

19

deltoid: origin

- inferior edge of spine of scapula,
- acromion
- anterior border of lateral third of clavicle

20

deltoid: insertion

deltoid tuberosity of humerus

21

deltoid: innervation

axillary nerve

22

deltoid: action

- abduction of arm
- flex, extend
- medial and lateral rotation at shoulder joint

23

trapezius: location

posterior aspect, superficial

24

trapezius: origin

- superior nuchal line
- ext. occipital protuberance
- ligamentum nuchae
- spinous processes of C7-T12
- supraspinous lig.

25

trapezius: insertion

- superior edge of spine of scapula
- acromion
- posterior border of lateral third of clavicle

26

trapezius: innervation

accessory nerve (CNXI) and C3-4

27

trapezius: action

- elevate,
- depress,
- retract and rotate scapula

28

how to test accessory nerve:

patient lifting shoulder under resistance

29

levator scapulae: location

posterior, deep to trapezius

30

levator scapulae: origin

tranverse processes of C1-4

31

levator scapulae: insertion

medial border of scapula from superior angle to root of spine

32

levator scapulae: innervation

dorsal scapular nerve, C3-4

33

levator scapulae: action

elevates scapula

34

rhomboid minor: location

posterior, deep to trapezius

35

rhomboid minor: origin

- ligamentum nuchae,
- spinous processes C7-T1

36

rhomboid minor: insertion

medial border at root of spine

37

rhomboid minor: innervation

dorsal scapular nerve

38

rhomboid minor: action

elevates and retracts scapula

39

rhomboid major: location

posterior, deep to trapezius

40

rhomboid minor: origin

spinous processes T2-5

41

rhomboid minor: insertion

medial border from spine root to inferior angle

42

rhomboid minor: innervation

dorsal scapular nerve

43

rhomboid minor: action

elevates and retracts scapula

44

latissimus dorsi: location

posterior, deep to trapezius

45

latissimus dorsi: origin

- spinous processes of lower 6 vertebrae and interspinous lig.
- thoracolumbar fascia
- to spinous processes of lumbar vertebrae and interspinous lig.
- iliac crest
- lower 3-4 ribs

46

latissimus dorsi: insertion

flood of intertubercular sulcus

47

latissimus dorsi: innervation

thoracodorsal nerve

48

latissimus dorsi: action

- adduction
- medial rotation
- extension of arm at the shoulder

49

supraspinatus: location

posterior deep, RCM

50

supraspinatus: origin

supraspinous fossa

51

supraspinatus: insertion

superior facet of greater tubercle of the humerus

52

supraspinatus: innervation

suprascapular nerve

53

supraspinatus: action

abduction of arm, rotator cuff muscle (RCM)

54

infraspinatus: location

posterior deep, RCM

55

infraspinatus: origin

infraspinous fossa

56

infraspinatus: insertion

middle facet of greater tubercle of humerus

57

infraspinatus: innervation

suprascapular nerve

58

infraspinatus: action

lateral rotation of arm, RCM

59

teres minor: location

posterior deep, RCM

60

teres minor: origin

upper 2/3 of lateral border of scapula

61

teres minor: insertion

inferior facet of greater tubercle of humerus

62

teres minor: innervation

axillary nerve

63

teres minor: action

lateral rotation of arm, RCM

64

teres major: location

posterior deep

65

teres major: origin

inferior angle of scapula

66

teres major: insertion

medial lip of intertubercular sulcus

67

teres major: innervation

inferior subscapular nerve

68

teres major: action

medial rotation and extension

69

subscapularis: location

anterior to scapula, RCM

70

subscapularis: origin

subscapular fossa

71

subscapularis: insertion

lesser tubercle of the humerus

72

subscapularis: innervation

upper and lower subscapular nerves

73

subscapularis: action

medial rotation of arm at shoulder joint, RCM

74

muscles which make up the rotator cuff

- supraspinatus
- infraspinatus,
- teres minor,
- subscapularis

75

SITS: and location

- Supraspinatus (index)
- Infraspinatus (rude)
- Teres minor (ring)
- Subscapularis (thumb)

only thumb is lesser tubercle, rest greater tubercle of humerus

76

pectoralis major: location and main parts

anterior superficial,
- clavicular head
- sternocostal part

77

pectoralis major: origin

- clavicular head: anterior surface of medial half of clavicle
- sternocostal head: anterior surface of sternum
- first 7 costal cartilages
- sternal end of 6th rib
- aponeurosis (flat tendon) of external oblique

78

pectoralis major: insertion

lateral lip of intertubercular sulcus of humerus

79

pectoralis major: innervation

lateral and medial pectoral nerve

80

pectoralis major: action

flexion, adduction, medial rotation of the arm

81

pectoralis minor: location

anterior deep

82

pectoralis minor: origin

anterior surface of ribs 3-5

83

pectoralis minor: insertion

coracoid process

84

pectoralis minor: innervation

medial pectoral nerve

85

pectoralis minor: action

stabilises and protracts scapula

86

subclavius: location

anterior deep

87

subclavius: origin

rib 1 at costochondral junction

88

subclavius: insertion

groove on inferior surface of middle 1/3 of clavicle

89

subclavius: innervation

subclavian nerve (?)

90

subclavius: action

pulls clavicle medially for stabilisation

91

what is the large fascia which is deep to pectoralis major called? and function/ features

clavipectoral fascia

- encloses subclavius and pectoralis minor
- connects clavicle to floor of axilla