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sinoatrial
sinoatrial definition - medical
si·no·a·tri·al (sīˌnō-āˈtrē-əl) or si·nu·a·tri·al (sīˌno͞o-āˈtrē-əl, sĭnˌyo͞o-)
adjective Abbr. S-A Relating to the venous sinus and the right atrium of the heart.
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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