pre-ejection period

pre-ejection period definition - medical

pre-e·jec·tion period (prēˌĭ-jĕkˈshən)

noun
The interval in the electrocardiogram between the onset of the QRS complex and cardiac ejection.

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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