What stops blood from flowing backwards through the heart? – InterviewSolution

InterviewSolution

1.	What stops blood from flowing backwards through the heart?
Answer» The valves present between the auricles and ventricles and between the ventricles and pulmonary artery and aorta prevent backflow of blood. Bicuspid or mitral valve is present in between left auricle and left ventricle. Tricuspid valve is present in between right auricle and right ventricle. Semilunar valves are present in between right ventricles & left ventricle and pulmonary artery & aorta respectively.

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