medial rectus muscle

medial rectus muscle definition - medical

medial rectus muscle

noun
A muscle with origin from the fibrous ring surrounding the optic canal, with insertion into the medial part of the sclera of the eye, with nerve supply from the oculomotor nerve, and whose action directs the pupil medialward.

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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