muscles - upper extremities Flashcards by Elsa Lindboom

Q

trapezius

A

elevates, depresses, adducts and retracts scapula

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Q

levator scapulae

A

elevate scapula

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Q

rhomboids

A

adduct scapula

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Q

serratus anterior

A

protract scapula (serrated appearance)

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Q

pectoralis minor

A

protract scapula

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Q

deltoid

A

flex, medially rotate, abduct, extend and laterally rotate shoulder

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Q

latissimus dorsi

A

extend, adduct, medially rotate arm

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Q

supraspinatus

A

abduct arm at shoulder (first 15 degrees)

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Q

infraspinatus

A

lateral rotation of arm

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Q

teres minor

A

lateral rotation of arm

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Q

teres major

A

medial rotation or arm

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Q

pectoralis major

A

adduct and medially rotate arm

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Q

subscapularis

A

medially rotate and adduct arm

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Q

biceps brachii

A

weak arm flexor

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Q

pronator teres

A

forearm pronation at elbow

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Q

flexor carpi radialis

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A

flex and adduct the wrist

Q

palmaris longus

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A

weak wrist flexion, wrinkles skin at palmar carpals

Q

flexor digitorum superficialis

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A

flex the wrist and digits

Q

flexor carpi ulnaris

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A

flex and adduct the wrist

Q

brachioradialis

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A

flex forearm at elbow

Q

extensor carpi radialis longus and brevis

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A

extend and abduct wrist

Q

extensor digitorum

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A

extend the digits