atrial auricle

Medical Dictionary

atrial auricle n.
A small conical pouch projecting from the upper anterior portion of each atrium of the heart. Also called auricula atrii, auricular appendage, auricular appendix.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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