MSK 3 - Anterior forearm and structures at the wrist Flashcards
1
Q
Common origin for structures at the anterior forearm
A
medial epicondyle of humerus
2
Q
Superficial muscles of the anterior forearm
A
- protonator teres - pronation
- flexor carpi radialis - flex wrist, abduction
- palmaris longus - flex wrist
- flexor carpi ulnaris - flex wrist, adduction
3
Q
Intermediate muscles of anterior forearm
A
flexor digitorum superficialis
- flexes digits and wrist
4
Q
Deep muscles of anterior forearm
A
- flexor digitorum profundus (ulnar side)
- flexor pollicis longus (radial side)
- protonator quadratus
5
Q
Which muscles PRONATE the arm?
A
- protonator quadratus
- protonator teres
6
Q
Apart from muscles what allows the pronation and supination of the arm?
A
distal and proximal radioulnar joints
7
Q
Innervation of muscles of the forearm
A
MEDIAN NERVE
- FCU - ulnar nerve
8
Q
Flexor digitorum nerve supply
A
- medial half hand - ulnar nerve
- lateral half hand- median nerve
9
Q
2 heads of flexor digitorum superficialis
A
- medial epicondyle humerus
- radius
10
Q
Action and innervation of brachioradialis
A
A: flex elbow and supinate arm
I: radial nerve
