Question

explain internal structure of heart

Answer 1

the human heart consists of four chambers right atrium and right ventricle left atrium and left ventricle.the atrium and ventricles are separated by tricuspid valve in the right side and bicuspid valve in the left side in middle there is a septum which separates the right and left side of the heart. the wall of atriums are thinner comparatively than ventricles because blood in ventricles enter with high pressure

Answer 2

Human heart consist of four chambers which ensure the blood is not mixed up with carbon dioxide rich blood and oxygenated blood .Vales in the heart ensure the flow of blood in one direction. The oxygenated blood comes to upper that of left atrium and passes the blood to the body through left ventricle .

plzzzzz thanks. plzzzzz mark as brainliest plzzzzz