Dicrotic notch



1. The brief rise or upstroke in a pulse tracing that occurs before the dicrotic wave, and represents a transient increase in aortic pressure.

2. The notch separating the systolic from the diastolic part of the pressure wave.


Word origin: Greek: Di - twice +Krotos - beat
Also known as: incisura dicrota.
See also: diastole, systole.

Retrieved from "http://www.biology-online.org/bodict/index.php?title=Dicrotic_notch&oldid=93840"
First | Previous (Dicrotic) | Next (Dicrotic pulse) | Last
Please contribute to this project, if you have more information about this term feel free to edit this page.