opposer muscle of little finger

Medical Dictionary

opposer muscle of little finger op·pos·er muscle of little finger (ə-pō'zər)
A muscle with origin from the hamate bone and flexor retinaculum, with insertion into the shaft of the fifth metacarpal bone, with nerve supply from the ulnar nerve, and whose action draws the ulnar side of the hand toward the center of the palm.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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