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ANAT&PHYS 337 > Muscles that Move the Pectoral Girdle + Stabilize the Scapula > Flashcards

Muscles that Move the Pectoral Girdle + Stabilize the Scapula Flashcards

1
Q

trapezius - actions

A

Superior fibers = elevate + superiorly rotate scapula
Middle fibers = retract scapula
Inferior fibers = depress scapula

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2
Q

trapezius - innervation

A

accessory nerve (CN XI)

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3
Q

levator scapulae - action

A

elevates + inferiorly rotates scapula

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4
Q

levator scapulae - insertion

A

superior medial border of scapula

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5
Q

levator scapulae - innervation

A

dorsal scapular nerve

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6
Q

rhomboid major - action

A

elevates, retracts, and inferiorly rotates capula

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7
Q

rhomboid major - insertion

A

medial border of scapula

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8
Q

rhomboid major - innervation

A

dorsal scapular nerve

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9
Q

rhomboid minor - action

A

elevates, retracts, inferiorly rotates scapula

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10
Q

rhomboid minor - insertion

A

superior medial border of scapula

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11
Q

rhomboid minor - innervation

A

dorsal scapular nerve

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12
Q

pectoralis minor - action

A

protracts and depresses scapula

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13
Q

pectoralis minor - insertion

A

coracoid process

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14
Q

pectoralis minor - innervation

A

medial pectoral nerve

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15
Q

serratus anterior - action

A

protracts and superiorly rotates scapula; stabilizes scapula

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16
Q

serratus anterior - insertion

A

anterior medial border of scapula

17
Q

serratus anterior - innervation

A

long thoracic nerve

18
Q

subclavius - action

A

stabilizes and depresses clavicle

19
Q

subclavius - innervation

A

nerve to subclavius

20
Q

levator scapulae - blood supply

A

dorsal scapular artery

21
Q

rhomboid major and minor - blood supply

A

dorsal scapular artery

22
Q

trapezius - blood supply

A

dorsal scapular artery

23
Q

latissimus dorsi - blood supply

A

thoracodorsal artery

24
Q

serratus anterior - blood supply

A

lateral thoracic artery and superior thoracic artery

ANAT&PHYS 337 (33 decks)

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