elbow muscles Flashcards by ash thomas

Q

biceps brachii origin

A

superior to glenoid fossa and coracoid process

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Q

biceps brachii insertion

A

radial tuberosity

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Q

biceps brachii action

A

elbow flexion, supination

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Q

biceps brachii nerve

A

musculocutaneous

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Q

brachialis origin

A

distal, anterior surface of humerus

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Q

brachialis insertion

A

coronoid process

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Q

brachialis action

A

flex elbow

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Q

brachialis nerve

A

musculocutaneous

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Q

brachioradialis origin

A

lateral aspect of distal humerus

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Q

brachioradialis insertion

A

distal radius

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Q

brachioradialis action

A

flexes elbow, pronates and supinates to neutral

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Q

brachioradialis nerve

A

radial

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Q

triceps brachii origin

A

inferior to glenoid fossa, posterior humerus

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Q

triceps brachii insertion

A

olecranon

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Q

triceps brachii action

A

extends elbow

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Q

triceps brachii nerve

A

radial

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Q

anconeus origin

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A

posterior, lateral epicondyle of humerus

Q

anconeus insertion

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A

olecranon

Q

anconeus action

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A

extend elbow

Q

anconeus nerve

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A

radial

Q

pronator teres origin

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A

medial epicondyle of humerus

Q

pronator teres insertion

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A

mid-lateral surface of radius

Q

pronator teres action

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A

pronation

Q

pronator teres nerve

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A

median

pronator quadratus origin

anterior, distal shaft of ulna

pronator quadratus insertion

anterior, distal shaft of radius

pronator quadratus action

pronate

pronator quadratus nerve

median

supinator origin

lateral epicondyle

supinator insertion

lateral, proximal radius

supinator action

supinate

supinator nerve

radial

extensor mass origin

lateral epicondyle

extensor mass insertion

various distal locations

extensor mass action

weak elbow extension

extensor mass nerve

varied

flexor mass origin

medial epicondyle

flexor mass insertion

various distal locations

flexor mass action

weak elbow flexion

flexor mass nerve

varied