plantar nerve(redirected from Plantaris nerve)
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Either of two nerves that innervate the foot, with the smaller lateral one supplying the deep muscles of the foot and the lateral skin of the sole and fourth and fifth toes, and the larger medial one supplying muscles on the medial aspect of the foot and the skin of the first four toes and the medial two-thirds of the sole.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.