The valves among the atria and ventricles are known as the atrioventricular valves. In between the ideal atrium and the proper ventricle could be the tricuspid valve. The tricuspid valve has 3 cusps,[22] which hook up with chordae tendinae and three papillary muscles named the anterior, posterior, and septal muscles, https://clayd578vus9.corpfinwiki.com/user