Blood flows through the left atrium into the left ventricle. The left ventricle pumps the oxygen-rich blood to all parts of the body. amazing heart facts.

The human body has different parts that help us do things like walk ... Your ribs keep your heart, lung and stomach safe. And your skull acts as a tough shell for your brain.

While chest pain is the most commonly known symptom of a heart attack, it is important to understand that the body may signal distress through various types of pain and discomfort. Recognizing ...

Before programming a machine to build a body part, Atala says ... Printing at least parts of the human heart should be possible, Atala says. What about the brain? “Definitely not in my lifetime!” ...