Definition
noun
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.
Supplement‘
Word origin: Greek: Di – twice +Krotos – beat
Also known as: incisura dicrota.
See also: diastole, systole.
Dictionary > Dicrotic notch
You will also like...
![Selective Breeding](https://www.biologyonline.com/wp-content/uploads/2020/02/Selective-Breeding-252x168.jpg)
Selective Breeding
Gregor Mendel's studies into Monohybrid and Dihybrid crossing and Charles Darwin's study of evolution and natural select..
![DNA - schematic](https://www.biologyonline.com/wp-content/uploads/2020/07/DNA-300x168.jpg)
Genetic Mutations
This tutorial looks at the mutation at the gene level and the harm it may bring. Learn about single nucleotide polymorph..
![human brain structure](https://www.biologyonline.com/wp-content/uploads/2020/02/The-Conscious-Unconscious-Nervous-System-205x168.jpg)
The Conscious & Unconscious Nervous System
This tutorial elaborates on how the nervous system works, particularly at the tissue level of the brain. There are three..
![Wart-like leaf galls on grape leaves](https://www.biologyonline.com/wp-content/uploads/2020/02/Plant-Cell-Defense-252x168.jpg)
Plant Cell Defense
Plants protect themselves by releasing hydrogen peroxide to fight against fungal invasion. Another way is by secreting c..
![Pollution in Freshwater Ecosystems](https://www.biologyonline.com/wp-content/uploads/2020/02/Pollution-in-Freshwater-Ecosystems-252x168.jpg)
Pollution in Freshwater Ecosystems
There are many environmental factors that arise due to the usage of water in one way or another and for every action tha..
![Schematic diagram of DNA replication](https://www.biologyonline.com/wp-content/uploads/2020/02/DNA-Structure-DNA-Replication-269x168.jpg)
DNA Structure & DNA Replication
DNA is a double helix structure comprised of nucleotides. A nucleotide, in turn, is made up of phosphate molecule, deoxy..