wrist Flashcards by Will Lett

Q

proximal row of carpal bones in order

A

scaphoid, lunate, triquetrum, pisiform

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Q

distal row of carpal bones in order

A

trapezium, trapezoid, capitate, hamate

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Q

which side of arm are wrist flexors located

A

anterior side

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Q

which side of arm are wrist extensors located

A

posterior side

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Q

attachments of flexor carpi ulnaris

A

medial epicondyle
pisiform

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Q

nerve for flexor carpi ulnaris

A

ulnar

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Q

actions for flexor carpi ulnaris

A

wrist flexion and ulnar deviation

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Q

attachment for flexor carpi radialis

A

medial epicondyle
base of second and third metacarpal

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Q

nerve for flexor carpi radialis

A

median

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Q

actions for flexor carpi radialis

A

flexion and radial deviation

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Q

attachments for palmaris longus

A

medial epicondyle
palmar aponeurosis

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Q

nerve for palmaris longus

A

median

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Q

actions for palmaris longus

A

weak wrist flexion

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Q

attachments for extensor carpi radialis longus

A

lateral epicondyle
base of second metacarpal

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Q

nerve for extensor carpi radialis longus

A

radial

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Q

actions for extensor carpi radialis longus

A

wrist extension and radial deviation

Q

attachments for extensor carpi radialis brevis

A

lateral epicondyle
base of 3rd metacarpal

Q

nerve for extensor carpi radialis brevis

A

radial

Q

actions of extensor carpi radialis brevis

A

wrist extension and radial deviation

Q

attachments for extensor carpi ulnaris

A

lateral epicondyle
base of 5th metacarpal

Q

nerve for extensor carpi ulnaris

A

radial

Q

action of extensor carpi ulnaris

A

wrist extension and ulnar deviation

Q

If its on the Anterior of the arm it is innervated by

A

median

Q

if it is on the Posterior it is innervated by the

A

radial