shoulder muscles Flashcards

(72 cards)

1
Q

subclavius origin

A

first rib

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2
Q

subclavius insertion

A

clavicle

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3
Q

subclavius action

A

depress clavicle, stabilize

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4
Q

subclavius nerve

A

subclavian

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5
Q

pec minor origin

A

upper ribs

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6
Q

pec minor insertion

A

coracoid process

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7
Q

pec minor action

A

protraction

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8
Q

pec minor nerve

A

pectoral

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9
Q

serratus anterior origin

A

superior ribs

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10
Q

serratus anterior insertion

A

vertebral border

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11
Q

serratus anterior action

A

scapular protraction

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12
Q

serratus anterior nerve

A

long thoracic

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13
Q

trapezius origin

A

ligamentum nuchae, spinous process

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14
Q

trapezius insertion

A

clavicle, acromion, spine of scapula

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15
Q

trapezius action

A

scapular retraction, stabilization, depression

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16
Q

trapezius nerve

A

spinal accessory

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17
Q

Levator scapulae origin

A

transverse process

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18
Q

Levator scapulae insertion

A

superior vertebral border

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19
Q

Levator scapulae action

A

elevation

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20
Q

Levator scapulae nerve

A

dorsal scapular

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21
Q

rhomboid major origin

A

spinous process T2-T5

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22
Q

rhomboid major insertion

A

vertebral border of inferior spine

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23
Q

rhomboid major action

A

retraction

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24
Q

rhomboid major nerve

A

dorsal scapular

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25
rhomboid minor origin
spinous process C7-T1
26
rhomboid minor insertion
vertebral border to spine
27
rhomboid minor action
retraction
28
rhomboid minor nerve
dorsal scapular
29
pec major origin
clavicle and sternum
30
pec major insertion
greater tubercle
31
pec major action
IR, flexion, extension, horizontal adduction
32
pec major nerve
pectoral
33
latissimus dorsi origin
spinous processes, crests of ilium and sacrum
34
latissimus dorsi insertion
intertubercular sulcus
35
latissimus dorsi action
extends, IR, adduction
36
latissimus dorsi nerve
thoracodorsal
37
teres major origin
inferior angle of scapula
38
teres major insertion
intertubercular sulcus
39
teres major action
extends, IR, adduction
40
teres major nerve
subscapular
41
deltoid origin
acromion, distal clavicle, spine of scapula
42
deltoid insertion
deltoid tuberosity
43
deltoid action
IR, ER, flexion, extension, abduction
44
deltoid nerve
axillary
45
coracobrachialis origin
coracoid process
46
coracobrachialis insertion
middle of medial shaft of humerus
47
coracobrachialis action
flexion, adduction
48
coracobrachialis nerve
musculocutaneous
49
subscapularis origin
subscapular fossa
50
subscapularis insertion
lesser tubercle of humerus
51
subscapularis action
IR
52
subscapularis nerve
subscapular
53
infraspinatus origin
infraspinous fossa
54
infraspinatus insertion
greater tubercle of humerus
55
infraspinatus action
ER
56
infraspinatus nerve
suprascapular
57
teres minor origin
lateral border of scapula
58
teres minor insertion
greater tubercle of humerus
59
teres minor action
ER, extension
60
teres minor nerve
axillary
61
supraspinatus origin
supraspinous fossa
62
supraspinatus insertion
greater tubercle of humerus
63
supraspinatus action
stabilization, assist in abductions
64
supraspinatus nerve
suprascapular
65
biceps brachii origin
superior to glenoid fossa and coracoid process
66
biceps brachii insertion
radial tuberosity
67
biceps brachii action
flexes glenohumeral joint
68
biceps brachii nerve
musculocutaneous
69
triceps brachii origin
inferior to glenoid fossa, posterior humerus
70
triceps brachii insertion
olecranon
71
triceps brachii action
extend glenohumeral joint
72
triceps brachii nerve
radial