atrioventricular interval

Medical Dictionary

atrioventricular interval n.
The time from the beginning of atrial systole to the beginning of ventricular systole as measured on an electrocardiogram.

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