Posterior Forearm Flashcards
1
Q
Name the superficial extensors of the forearm (ulnar side + radial side). (5)
A
Ulnar side:
- Extensor carpi ulnaris
- Extensor digiti minimi
- Extensor digitorum
Radial side
- Extensor carpi radialis longus
- Extensor carpi radialis brevis
2
Q
What nerve supplies the extensor muscles of the forearm?
A
Radial nerve
3
Q
Name the deep extensor muscles of the forearm. (5)
A
Extensor indicis Extensor pollicis longus Extensor pollicis brevis Abductor pollicis longus Supinator
4
Q
What comprises the anatomical snuff box?
4 muscles, 1 bone, 1 artery
A
Abductor pollicis longus Extensor pollicis brevis Extensor pollicis longus Extensor carpi radialis longus Scaphoid bone Radial artery
5
Q
Blood supply of the upper limb (main 5)
A
Subclavian artery
Axillary artery
Brachial artery
Radial artery and ulnar artery
6
Q
What are the 4 muscles of the rotator cuff?
A
Subscapularis
Supraspinatus
Infraspinatus
Teres minor
7
Q
Fracture of the mid-shaft of the humerus can cause what?
A
Damage to radial nerve –> wrist drop
8
Q
What are the two movements that occur at the elbow joint?
A
Flexion, extension
Pronation, supination
