Which Chamber of the Heart Has the Thickest Wall
- Hence the left ventricle has the thickest muscular wall. Why does the left ventricle have the thickest walls myocardium of all four heart chambers. Gcse Ocr Biology The Challenges Of Size In Animals Heart Complete Revision Summary Notes Video Gcse Biology Revision Biology Biology Revision This is because blood is pumped out of the heart at greater pressure from these chambers compared to the atria. . The left ventricle it works the hardest and needs the most muscle mass. Left atrium forms the base of the heart. The oxygenated blood enters the left chamber goes through the bicuspid valve and into the left ventricle. The oxygenated blood enters the left chamber goes through the bicuspid valve and into the left ventricle. Wall of the left ventricle is thicker as compared to right ventricle as it has to pump the blood to greater distances and the systolic pressure is extremely high in left ventricles. So the correct answer i...