Missouri University of Science and Technology tuition is $7,734 per year for in-state residents. This is 13% more expensive than the national average public four year tuition of $6,841. The cost is 53% cheaper than the average Missouri tuition of $16,299 for 4 year colleges.
Systole: Period of ejection. AV valves closed Semilunar valves opened AV valves closed Semilunar valves closed Diastole: Period of isovolumic relaxation. Blood flowing back toward the relaxed ventricles causes the semilunar valves to close, which is the beginning of ventricular diastole.
1 The aortic valve has three flaps, like the other valves. 2  However, the mitral valve has only two. 3  The aortic valve closes when the mitral valve opens and vice versa. 4  The mitral valve may fall prey to a mitral valve prolapse, which refers to a loosening of the muscles. The aortic valve has three flaps, like the other valves. 2  However, the mitral valve has only two. 3  The aortic valve closes when the mitral valve opens and vice versa. 4  The mitral valve may fall prey to a mitral valve prolapse, which refers to a loosening of the muscles.