Abductor digiti minimi muscle of hand
Abductor Digiti Minimi Muscle of Hand
The Abductor Digiti Minimi Muscle of Hand (pronunciation: ab-DUK-tor DIJ-ih-tee MIN-ih-mee MUH-suhl of hand) is a muscle located in the hand that is responsible for the abduction of the little finger.
Etymology
The term "Abductor Digiti Minimi" is derived from Latin, where "Abductor" means 'to lead away from', "Digiti" refers to 'digit or finger', and "Minimi" means 'smallest'. Thus, the term essentially refers to the muscle that leads the smallest finger away from the hand.
Anatomy
The Abductor Digiti Minimi Muscle of Hand originates from the pisiform bone and the tendon of the flexor carpi ulnaris. It inserts into the ulnar side of the base of the proximal phalanx of the little finger. It is innervated by the ulnar nerve.
Function
The primary function of the Abductor Digiti Minimi Muscle of Hand is to abduct the little finger at the metacarpophalangeal joint, moving it away from the hand's midline. It also assists in flexing the little finger at the metacarpophalangeal joint.
Related Terms
- Abductor Pollicis Brevis Muscle
- Flexor Digiti Minimi Brevis Muscle
- Opponens Digiti Minimi Muscle
- Palmaris Brevis Muscle
See Also
External links
- Medical encyclopedia article on Abductor digiti minimi muscle of hand
- Wikipedia's article - Abductor digiti minimi muscle of hand
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