abductor muscle of big toe


A muscle with origin from the medial process of the calcaneal tuberosity, and the plantar aponeurosis, with insertion into the medial side of the proximal phalanx of the big toe, with nerve supply from the medial plantar nerve, and whose action abducts the big toe.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.