Definition: The term "hemaphysis" is a medical term used to describe the anatomical structure of the human body, specifically in relation to the anatomy of the heart. Hemaphysis refers to the connection between the two blood vessels that supply oxygen and nutrients to the heart muscle. It's also known as the arterial heart valve or the intramural valve. The hemaphysis is composed of a pair of valves, one located at the top of the atrium and another located at the bottom of