Dorsal interossei of the hand
Muscles between the metacarpals / From Wikipedia, the free encyclopedia
Dear Wikiwand AI, let's keep it short by simply answering these key questions:
Can you list the top facts and stats about Dorsal interossei of the hand?
Summarize this article for a 10 year old
SHOW ALL QUESTIONS
In human anatomy, the dorsal interossei (DI) are four muscles in the back of the hand that act to abduct (spread) the index, middle, and ring fingers away from hand's midline (ray of middle finger) and assist in flexion at the metacarpophalangeal joints and extension at the interphalangeal joints of the index, middle and ring fingers.[1]
Quick Facts Details, Origin ...
Dorsal interossei of the hand | |
---|---|
Details | |
Origin | Metacarpals |
Insertion | Proximal phalanges and extensor expansions |
Artery | Dorsal and palmar metacarpal artery |
Nerve | Deep branch of ulnar nerve |
Actions | Abduct finger |
Antagonist | Palmar interossei |
Identifiers | |
Latin | musculi interossei dorsales manus |
TA98 | A04.6.02.066 |
TA2 | 2533 |
FMA | 37418 |
Anatomical terms of muscle |
Close