supinator muscle

supinator muscle definition - medical

su·pi·na·tor muscle (so͞oˈpə-nāˌtər)

noun
A muscle with origin from the humerus and the ulna, with insertion into the radius, with nerve supply from the radial nerve, and whose action supinates the forearm.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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