Cardiovascular System

The Heart

Why is the left ventricle larger than the right ventricle?

Although the right and left ventricles contain equal amounts of blood, the left ventricle is larger because it has thicker walls. These thicker walls enable pressure to develop enough to push blood throughout the body. Since the right ventricle only pumps the blood to the neighboring lungs, the same ejection force is not required.


This is a web preview of the "The Handy Anatomy Answer Book" app. Many features only work on your mobile device. If you like what you see, we hope you will consider buying. Get the App