atrioventricular valves bicuspid valve = mitral valve - The left atrio-ventricular valve; a structure which serve as a flexible barrier to prevent back flow of blood between the left atria and left ventricle of the heart; this valve consists of a two fibrous connective tissue flaps ("cusps") covered by the endocardium; this valve faces the greatest blood pressure during left ventricular contractions and so it is furthe.. 2020. 5. 13. 이전 1 다음