Flashcards in Forearm Muscles Deck (83)
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1
pronator teres
-origin
medial epicondyle of humerus
coronoid process of ulna
2
pronator teres
-insertion
middle of lateral surface of radius
3
pronator teres
-actions
forearm pronation
forearm flexion
4
pronator teres
-innervation
median nerve (C6, C7)
5
flexor carpi radialis
-origin
medial epicondyle of humerus
6
flexor carpi radialis
-insertion
base of 2nd metacarpal
7
flexor carpi radialis
-actions
flexes hand
abducts hand
8
flexor carpi radialis
-innervation
median nerve (C6, C7)
9
palmaris longus
-origin
medial epicondyle of humerus
10
palmaris longus
-insertion
distal 1/2 of flexor retinaculum and palmar aponeurosis
11
palmaris longus
-actions
flexes hand
tightens palmar aponeurosis
12
palmaris longus
-innervation
median nerve (C7, C8)
13
flexor carpi ulnaris
-origin
humeral head
-medial epicondyle of humerus
ulnar head
-olecranon and posterior border of ulna
14
flexor carpi ulnaris
-insertion
pisiform
hook of hamate
5th metacarpal
15
flexor carpi ulnaris
-actions
flexes hand
adducts hand
(flexion of hand requires both flexor carpi radialis and flexor carpi ulnaris
16
flexor carpi ulnaris
-innervation
ulnar nerve (C7, C8)
17
flexor digitorum superficialis
-origin
humeroulnar head
-medial epicondyle
-ulnar collateral ligament
-coronoid process
radial head
-superior 1/2 of anterior border of radius
18
flexor digitorum superficialis
-insertion
bodies of middle phalanges of medial four digits
19
flexor digitorum superficialis
-actions
flexes middle phalanges of medial 4 digits
stronger action flexes proximal phalanges and hand
20
flexor digitorum superficialis
-innervation
median nerve (C7-T1)
21
muscles of the superficial and intermediate layers of anterior surface of the forearm
pronator teres
flexor carpi radialis
palmaris longus
flexor carpi ulnaris
flexor digitorum superficialis
22
muscles of the deep layer of the anterior surface of the forearm
flexor digitorum profundus
flexor pollicis longus
pronator quadratus
23
flexor digitorum profundus
-origin
proximal 3/4 of medial and anterior surfaces of ulna
interosseus membrane
24
flexor digitorum profundus
-insertion
bases of distal phalanges of medial 4 digits
25
flexor digitorum profundus
-action
flexes distal phalanges of medial 4 digits
26
flexor digitorum profundus
-innervation
medial part
-ulnar nerve (C8, T1)
lateral part
-median nerve (C8, T1)
27
flexor pollicis longus
-origin
anterior surface of radius
adjacent interosseus membrane
28
flexor pollicis longus
-insertion
base of distal phalanx of thumb
29
flexor pollicis longus
-action
flexes phalanges of 1st digit
30
