Know why cattywampus was trending last week?
tricuspid valve n.
The three-segmented valve of the heart that keeps blood in the right ventricle from flowing back into the right atrium. Also called right atrioventricular valve.
|tricuspid valve |
A valve of the heart, usually having three cusps, that is located between the right atrium and right ventricle. The tricuspid valve prevents the backflow of blood to the right atrium.