Medical Definition of Tricuspid valve
Tricuspid valve: One of the four heart valves, the first one that blood encounters as it enters the heart. The tricuspid valve stands between the right atrium and the right ventricle, and it allows blood to flow only from the atrium into the ventricle.
Last Editorial Review: 5/13/2016
Back to MedTerms online medical dictionary A-Z List
Need help identifying pills and medications?