Valve present over left auriculo-ventricular opening is

What is the valve present on the left auriculo ventricular septum between left atrium and left ventricle?

Auriculo-ventricular valve of Frog is

Left atrioventricular valve .

Valves are present in

Valves are present in

Auriculo-ventricular aperture of Frog is

Auriculo-ventricular aperture of Frog is

Atrio-ventricular node is present in

Atrio-ventricular node is present in

Valves between the left atrium and ventricle.