Heart Functions Essay

1.What do you mention about the sizes of the four chambers? footnote the measurements you have recorded onto your drawing. The meaning summation ventricles are a lot bigger than the atria and the unexpended ventricle is bigger than the remediate ventricle. left field atrium fence in 0.4cmLeft ventricle wall 1.4 cm duty atrium wall 0.2 cmRight ventricle wall 0.6 cm2.The left ventricle has a untold thinker wall than the right ventricle explain wherefore this is. The left ventricle has a much thicker wall than the right ventricle because the left ventricle has to pump blood to the hearty tree trunk while the right ventricle scarce has to pump blood to the lungs.3.What is the fly the coop of the tendinous cords machine-accessible to the bicuspidate and tricuspid valves? The tendinous cords attached to the bicuspid and tricuspid valves hold the valves in place and prevent them from covering indoors out.4.Explain how blood flow in the heart moves in one direction only and trace the movement of a virtuoso loss blood cell through and through the heart. The valves in the heart prevent the hind end flow of blood on the heart because they close shut whenever the blood starts period in the wrong direction. A deoxygenated blushing(a) blood cell coming from the body would enter the heart from the vena cava into the right atrium.It would then go into the right ventricle through the tricuspid valve. From the right ventricle, it would be pumped to the lungs through the pneumonic artery. The red blood cell would be oxygenated in the lungs and would return to the left atrium through the pulmonary vein. From the pulmonary vein, it would go through the bicuspid valves into the left ventricle and the left ventricle would pump it through the aorta to the rest of the body.5.What is the design of the coronary arteries?The coronary arteries supply the cardiac muscle with the blood and in turn oxygen they need to contract.