Heart valve tricuspid valve has anterior, posterior, and septal cusps; and the mitral valve has just anterior and posterior cusps. The valves of the human heart can be grouped in two sets: 1- Two Atrioventricular (AV) valves to prevent backflow of blood from the ventricles into the atria a) Tricuspid valve, located between the right atrium and right ventricle. b) Bicuspid or mitral valve, located between the left atrium and left ventricle. 2- Two Semilunar valves to prevent the backflow of blood into the ventricle a) Pulmonary semilunar valve, located at the opening between the right ventricle and the pulmonary trunk. b)
Where Would You Be Where Would You Be "Where Would You Be" is a song written by Rachel Proctor and Rick Ferrell, and recorded by American country music singer Martina McBride. It was released in May 2002 as the third single from her "Greatest Hits" album. The song peaked at number 3 on the U.S. "Billboard" Hot Country Singles & Tracks chart. The female narrator questions a lover and asks if he would rather be with someone else, or with no one. Producer Paul Worley thought that the song "challenged Martina more than any song ever has", and McBride said that she enjoyed "the