upper uterine segment

upper uterine segment definition - medical

upper uterine segment

noun
The main portion of the body of the gravid uterus, the contraction of which furnishes the chief force of expulsion in labor.

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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