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Anatomy > Thoracic muscle postlab > Flashcards

Thoracic muscle postlab Flashcards

1
Q

cranial movement of thoracic appendage

A

Protraction

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2
Q

What are the agonists of arm protraction

A

brachiocephalicus and omotransversarius

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3
Q

caudal movement of the thoracic appendage

A

retraction

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4
Q

agonists or arm retraction

A

deep pectoral and latissimus dorsi

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5
Q

Are deep pec and brachiocephalicus antagonists

A

yes

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6
Q

agonists of arm elevation

A

trapezius and rhomboids

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7
Q

agonists of arm depression

A

seratus ventralis (thoracis and cervicis)

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8
Q

Agonists of arm abduction

A

trapezius

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9
Q

agonists of arm adduction

A

deep pec

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10
Q

What is a synergist of deep pec in arm adduction

A

superficial pecs

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11
Q

Agonists of shoulder flexion

A

long head of triceps brachii

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12
Q

agonists of shoulder extension

A

biceps brachii

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13
Q

What is unique about the shoulder joint

A

it is a ball and socket stabilized to act as a hinge

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14
Q

What muscles stabilize the shoulder joint laterally

A

supraspinatus and infraspinatus

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15
Q

what muscles stabilize the shoulder joint medially

A

coracobrachialis and subscapularis

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16
Q

Which muscles stabilize the shoulder joint by preventing rotation of the humerus

A

teres major and minor

17
Q

Agonists of elbow flexion

A

biceps brachii

18
Q

agonists of elbow extension

A

triceps

19
Q

agonists of carpus flexion

A

flexor carpus ulnaris

20
Q

agonists of carpus extension

A

extensor carpi radialis

21
Q

Agonists of digit extension

A

common digital extensor

22
Q

agonists of digit flexion

A

deep and superficial digital flexors

23
Q

Agonists of supination

A

supinator

24
Q

Agonists of antebrachium pronation

A

pronator teres and pronator quadratus

25
Q

muscle that rotates the scapula

A

trapezius

26
Q

Agonists of phalangeal flexion

A

superficial and deep digital flexors

27
Q

Agonist of hand adduction

A

ulnaris lateralis

Anatomy (6 decks)

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