the semi lunar valves stop the blood flowing the wrong way !
There are 3
semi-lunar valves
Semilunar valves are open when the blood is being pumped. The AV valves are closed when the semilunar valves are open.
The semi-lunar valves
Open so the ventricle can receive more blood to pump.
lub dub lub is when the av valves close and dub is when the semi lunar valves close
bicuspid valve tricuspid valve semi lunar valve
semi lunar valves
they are found at the entrance of the main aorta and the pulmonary artery
you should have listened to your teacher when she was explaining kiddo.
your semi lunar valves stop slop from entering your left aorta and your lunar valves stop crud from entering your right ventricle. this is the purpose of your valves. but this is different in dogs as your septum helps fight against testicular torsion.