dorsal interosseous muscle of foot


n.

Any of four muscles with their origins from the sides of the adjacent metatarsal bones, with insertion of the first and the second into the proximal phalanx of the second toe and with insertion of the third and the fourth into the proximal phalanx of the third and the fourth toes, with nerve supply from the lateral plantar nerve, and by whose action the first adducts the second toe, and the second, third, and fourth abduct the second, the third, and the fourth toes.

QUIZZES

IS YOUR DESERT PLANT KNOWLEDGE SUCCULENT OR DRIED UP?

Cactus aficionados, don't get left in the dust with this quiz on desert plants. Find out if you have the knowledge to survive this prickly foray into the desert!
Question 1 of 7
This tall, horizontally branched cactus is probably the most recognizable cactus in Arizona. What is it called?
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.