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Upper Extremity Anatomy > Shoulder Muscles > Flashcards

Shoulder Muscles Flashcards

1
Q

Pec Minor Nerve

A

Lat Pec N (C5-7)

Med Pec N (c8-t1)

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2
Q

Pec Minor Artery

A

thoracoacromial artery

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3
Q

function of pec minor

A

depress the scap
downward rotation
abduction
anterior tilt

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4
Q

pec min attachments

A

proximal: anterior ribs 3-5
distal: coracoid process of scapula

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5
Q

subclavius attachments

A

prox: 1st rib
dist: inf clavical

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6
Q

subclavius nerve

A

subclavius N

direct branches from C5-7

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7
Q

subclavius artery

A

Thoracoacromial Artery

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8
Q

subclavius function

A

stabalizes clavical

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9
Q

Trapezius Attachment 1

A

prox: occipital bone skull and upper cervical spinous processes (C1-C3)
dIst: lat 1/3 clavical

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10
Q

Trapezius Attachment 2

A

prox: lower cervical spinous process C4-C7
dist: acromoin process

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11
Q

Trapezius Attachment 3

A

prox: upper thoracic spinouos process (T1-T4)
dist: scapular spine

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12
Q

Trapezius Attachment 4

A

prox: lower throacic spinous process (T5-T12)
dist: med scapular spine

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13
Q

Trapezius Nerve

A 
CN 11 (Accessory) 
c2-c4 ventral rami
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14
Q

Trapezius Artery

A

dorsal scapular and suprascapular AA

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15
Q

Trapezius Function

A

Up Rotatio (1,2,4)
adduction (all)
elevation (1,2)
depression (4)

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16
Q

Rhomboid Minor Attachment

A

Prox: lower cervical spinous processes
dist: med border scapula

17
Q

rhomboid major attachment

A

prox: upper thoracic spinous processes
dist: med border scapula

18
Q

rhomboid function

A

elevator
downward rotation
adduction

19
Q

rhomboid artery

A

dorsal scapular artery

20
Q

rhomboid nerve

A

dorsal scapular n

21
Q

levator scapulae

A

prox: upper cervical transverse processes
dist: sup angle scapula

22
Q

levator scapulae nerve

A

dorsal scapular nerve

23
Q

levator scapulae artery

A

dorsal scapular artery

24
Q

levator scapulae function

A

elevation
downward rotation
adductor (small)

25
Q

Serratus Anterior Attachments

A

prox: lateral ribs 1-9
dist: medial border of scapula
superior part–superior angle
inter part–medial border
inferior part–inferior angle and med border

26
Q

Serratus Anterior Nerve

A

long thoracic nerve (C5-7)

27
Q

Serratus Anterior Artery

A

long thoracic artery

28
Q

Serratus Anterior Function

A

Superior: elevation, downward rotation, abduction
Inferior: depression, upper rotation, abduction

29
Q

Pec Major Attachments

A

prox: anterior ribs 3-5
dist: coracoid process of scapula

30
Q

pec major nerve

A

lateral pec nerve (C5-7)

med pec nerve (C8-T1)

31
Q

pec major artery

A

Thoracoacromial Artery

32
Q

pec major functions

A

downward rotation, depression, abduction, anterior tilt

Upper Extremity Anatomy (8 decks)

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