Interosseous muscles of the hand
Encyclopedia
The interosseous muscles of the hand are muscles found near the metacarpal bones that help to control the fingers. They are considered voluntary muscles.
They are generally divided into two sets:
Both sets of muscles are innervated by the deep branch of the ulnar nerve.
They are generally divided into two sets:
- 4 Dorsal interosseiDorsal interossei of the handThe dorsal interossei of the hand are muscles that occupy the space between the metacarpals.-Structure:There are four dorsal interossei in each hand...
- Abduct the muscles toward the 3rd digit and are bipennate. - 3 Palmar interossei - Adduct the muscles away from the 3rd digit and are unipennate.
Both sets of muscles are innervated by the deep branch of the ulnar nerve.