Posterior forearm - Superficial layer Flashcards by Esther Gui | Brainscape

Q

brachioradialis origin

A

lateral supra-epicondylar ridge of the humerus

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Q

brachioradialis insertion

A

lateral distal end of radius

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Q

brachioradialis nerve and bs

A

radial nerve and radial recurrent artery

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Q

brachioradialis action

A

flexion at elbow when forearm in midpronated position

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Q

extensor carpi radialis longus origin

A

lateral supra-epicondylar ridge of the humerus

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Q

extensor carpi radialis longus insertion

A

base of 2nd metacarpal

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Q

extensor carpi radialis longus nerve and bs

A

radial

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Q

extensor carpi radialis longus action

A

extension and abduction of hand

- extension of carpometacarpal joints

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Q

extensor carpi radialis brevis origin

A

lateral epicondyle of humerus

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Q

extensor carpi radialis brevis insertion

A

base of 3rd metacarpal

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Q

extensor carpi radialis brevis nerve and bs

A

deep branch of radial nerve

radial artery

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Q

extensor carpi radialis brevis action

A

extension of hand
abduction of hand
extension at carpometacarpal joint

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Q

extensor digitorum origin

A

lateral epicondyle of humerus

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Q

extensor digitorum insertion

A

extensor expansion of digits 2-5

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Q

extensor digitorum nerve and bs

A

posterior interosseous

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Q

extensor digitorum action

A

extension of hand

- extension at interphalangeal and metacarpophalangeal joints

Q

extensor digiti minimi origin

A

lateral epicondyle of humerus

Q

extensor digiti minimi insertion

A

extensor expansion of 5th digit

Q

extensor digiti mini nerve and blood supply

A

posterior interosseous

Q

extensor digiti mini action

A

extension of hand

- extension at interphalangeal and metacarpophalangeal joint of 5th digit

Q

extensor carpi ulnaris blood supply

A

ulnar artery

Q

extensor carpi ulnaris nerve

A

posterior interosseous

Q

extensor carpi ulnaris insertion

A

base of 5th metacarpal

Q

extensor carpi ulnaris origin

A

lateral epicondyle

- posterior border of ulna

Q

extensor carpi ulnaris action

A

extension of hand
adduction of hand
extension of carpometacarpal joint