Upper limb muscle revision: forearm and hand Flashcards Preview

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Flashcards in Upper limb muscle revision: forearm and hand Deck (20)
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1
Q

Brachialis

A
O= ant. surface of distal 1/2 of humerus
I= coronoid process and ulnar tuberosity
N= musculocutaneous
A= elbow flex- particularly in pronation
2
Q

Brachioradialis

A
O= lateral supracondylar ridge of humerus
I= Radial styloid process
N= Radial nerve
A= elbow flex, pronation/supination
3
Q

Pronator teres

A
O= common flexor tendon
I= middle of lateral radius
N= Median
A= pronation, elbow flex
4
Q

Pronator quadratus

A
O= medial ant. surface of ulna
I= lateral ant. surface of radius
N= median
A= pronation
5
Q

Supinator

A
O= lateral epicondyle of humerus, supinator crest of ulna, radial collateral and annular ligaments
I= Lateral proximal radius
N= deep branch of radial
A= supination
6
Q

Anconeus

A
O= lateral epicondyle of humerus
I= lateral olecranon process and proximal part of post. ulna
N= Radial nerve
A= assist elbow ex
7
Q

Flexor carpi radialis

A
O= common flexor tendon
I= bases of 2nd and 3rd metacarpals
N= Median
A= flexion and radial deviation of wrist
8
Q

Flexor carpi ulnaris

A
O= common flexor tendon and medial olecranon
I= pisiform, hook of hamate and base of 5th metacarpal
N= ulnar
A= flexion and ulnar deviation of wrist
9
Q

Flexor digitorum superficialis

A
O= common flexor tendon
I= ant. bases of middle phalanx 2-5
N= median
A= flex digits 2-5
10
Q

Flexor digitorum profundus

A
O= upper 3/4 of ant. and medial ulna
I= base of distal phalanx 2-5
N= median
A= flex wrist and both IPJ's
11
Q

Flexor pollicis longus

A
O= middle 2/4 of ant. radius
I= base of distal 1st phalanx
N= median
A= thumb flexion
12
Q

Extensor carpi radialis longus

A
O= lateral supracondylar ridge
I= base of 2nd metacarpal
N= radial
A= ex and radial deviation of wrist
13
Q

Extensor carpi radialis brevis

A
O= common extensor tendon
I= base of 3rd metacarpal
N= radial
A= ex and radial deviation of wrist
14
Q

Extensor digitorum

A
O= common extensor tendon
I= base of middle and distal phalanx of digits 2-5
N= radial
A= hand, wrist and finger ex
15
Q

Extensor digiti minimi

A
O= common extensor tendon
I= base of proximal 5th phalanx
N= Radial
A= ex wrist and 5th digit
16
Q

Extensor carpi ulnaris

A
O= humeral head: common extensor tendon, Ulnar head: olecranon and post. ulna
I= base of 5th metacarpal
N= Radial
A= ex and ulnar deviation of wrist
17
Q

Extensor indicis

A
O= post. distal 1/3 of ulna
I= base of middle and distal 2nd phalanx
N= Radial
A= ex wrist and 2nd digit
18
Q

Extensor pollicis longus

A
O= middle 1/3 of post. ulna
I= distal phalanx of thumb
N= radial
A= extend thumb
19
Q

Extensor pollicis brevis

A

O=middle 1/3 of post. radius
I= proximal phalanx of thumb
N= radial
A= ex 1st MCPJ

20
Q

Abductor pollicis longus

A
O= post. ulnar and radius
I= base of 1st metacarpal
N= radial
A= abduct and ex thumb