1. Two Atrioventricular valves: Answer Mitral and tricuspid 2. Two semilunar valves: Answer Aortic and pulmonic 3. Types of valvular heart diseases depend on: Answer valves affectedtypes of dysfunction include -Stenosis -Regurgitation 4. Stenosis is when the: Answer valve orifice is smallerforward blood flow is impeded pressure differences reflect degree of stenosis 5. With stenosis the valve opening is: Answer smaller this shifts the forward flow of bloodcausing a difference in pressure on the two sides of the open valve 6. The amount of stenosis is seen in the: Answer pressure differences the higher the difference the greater the stenosis 7. Regurgitation is the: