Muscles 1 Flashcards by Chloe Fitzmyers

Q

Sternocleidomastoid

A

Flexion and rotation of neck

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Q

pectoralis major

A

flexes, adducts, and medially rotates shoulder

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Q

serratus anterior

A

protracts and stabilizes scapula

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Q

deltoid

A

abducts shoulder

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Q

external intercostals

A

elevate rib cage during inspiration

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Q

internal intercostals

A

depress rib cage during forced expiration

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Q

rectus abdominus

A

flexes and rotates trunk

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Q

external oblique

A

laterally flexes and rotates trunk

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Q

trapezius

A

elevates, rotates, and retracts scapula

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Q

latissimus dorsi

A

extends, adducts, medially rotates shoulder

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Q

infraspinatus

A

laterally rotates shoulder

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Q

supraspinatus

A

abducts shoulder

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Q

teres major

A

extends, adducts, medially rotates shoulder

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Q

rhomboid major

A

retracts and stabilizes scapula

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Q

triceps brachii - long head

A

elbow extension

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Q

triceps brachii - lateral head

A

elbow extension

Q

biceps brachii - long head

A

elbow flexion and supination

Q

biceps brachii - short head

A

elbow flexion and supination

Q

brachioradialis

A

elbow flexion

Q

brachialis

A

elbow flexion

Q

pronator teres

A

forearm pronation

Q

flexor carpi radialis

A

flexes and abducts wrist

Q

flexor carpi ulnaris

A

flexes and adducts wrist

Q

palmaris longus

A

flexes wrist

Q

flexor digitorum superficialis

A

flexes fingers

Q

abduction

A

away from the body

Q

adduction

A

towards the body