The tricuspid valve controls blood flow between the right atrium and right ventricle. The bicuspid or mitral valve does the same on the left. The heart consists of four chambers. The left and ...

There is a major difference between the heart of a developing fetus and that of a fully mature adult: a fetus will have a hole in the right atrium. This allows blood to flow straight through to ...

This fist-sized powerhouse beats (expands and contracts) 100,000 times per day, pumping 5 or 6 quarts of blood each minute, or about 2,000 gallons per day. So how does blood flow through the heart?

Tricuspid regurgitation develops when the tricuspid valve between the right atrium and right ventricle does not close properly. The tricuspid valve controls the blood flow from the right atrium to ...

It opens due to a build-up of pressure in the right atrium, and prevents back flow of blood from the right ventricle to the right atrium. The bicuspid valve separates the left atrium and left ...

Oxygen-poor blood (shown in blue) flows from the body into the right atrium. Blood flows through the right atrium into the right ventricle. The right ventricle pumps the blood to the lungs ...

Two different types of frog have the key to channeling and stopping blood flow to different areas of the body. It may change medicine as we know it. Tumors are seen as an invading enemy in the ...

Together, these large veins carry deoxygenated (with the oxygen removed) blood from all over the body to the right atrium of the heart ... vena cava stops blood flow from the head and brain.

They either open up and allow blood to flow freely, or close and stop the flow entirely. Your tricuspid valve is the valve that separates your right atrium and right ventricle. Tricuspid ...