Muscles of the Hand Flashcards
1
Q
What are the muscles of the thenar eminence?
A
- Abductor pollicis brevis
- Flexor pollicis brevis
- Opponens pollicis
2
Q
What are the muscles of the thenar eminence innervated by?
A
- Median nerve
- (Note the muscles of the thenar eminence are abductor pollicis brevis, flexor pollicis brevis and opponens pollicis)
3
Q
What are the muscles of the hypothenar eminence?
A
- Abductor digiti minimi
- Flexor digiti minimi
- Opponens digiti minimi
4
Q
What are the muscles of the hypothenar eminence innervated by?
A
- Ulnar nerve
- (Note the muscles of the hypothenar eminence are abductor digiti minimi, flexor digiti minimi and opponens digiti minimi)
5
Q
What are the lumbricals attached to?
A
Tendons of flexor digitorum profundus
6
Q
What are the lateral 2 lumbricals innervated by?
A
Median nerve
7
Q
What are the medial 2 lumbricals innervated by?
A
Ulnar nerve
8
Q
What is the action of the dorsal interossei?
A
Abduction of the digits (DAB)
9
Q
What is the action of the palmar interossei?
A
Adduction of the digits (PAD)
10
Q
What are the interossei innervated by?
A
All ulnar nerve
