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单词 primitive node
释义

primitive node


n.

A knotlike thickening at the anterior end of the primitive streak of the blastoderm at the point of origin of the embryonic head.Hensen's node primitive knot

Words nearby primitive node

primitive church, primitive costal arch, Primitive Friend, primitive furrow, Primitive Methodist, primitive node, primitive polynomial, primitive streak, primitivism, Primitivo, primo
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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