posterior scalene muscle

posterior scalene muscle definition - medical

posterior scalene muscle

noun
A muscle with origin from the fourth to the sixth cervical vertebrae, with insertion into the second rib, with nerve supply from the cervical and brachial plexuses, and whose action elevates the second rib.

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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