Which part of the prevents the backflow of blood?
Aortic valve: Allows blood to pass from the left ventricle to the aorta; prevents backflow of blood into the left ventricle.
What structure prevents the backflow of blood into the atrium?
Answer and Explanation: The heart structure that prevents backflow of blood into the right atrium is the tricuspid valve.
What valves prevent the backflow of blood into the heart?
Aortic Valve Separates the left ventricle from the aorta. Opens to allow blood to leave the heart from the left ventricle through the aorta and the body. Prevents the backflow of blood from the aorta to the left ventricle.