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Anatomy and Function of the Heart by Crina Lupu is a document available to read on EtoBox.
The heart is a muscular organ that pumps blood through the circulatory system. It has four chambers - two upper atria and two lower ventricles. Deoxygenated blood enters the right atrium from the body and passes to the right ventricle to be pumped to the lungs for oxygenation. Oxygenated blood returns to the left atrium and passes to the left ventricle to be pumped back out to the body. The heart beats around 72 times per minute at rest but can increase during exercise. Cardiovascular diseases are the most
- Author
- Crina Lupu
- Language
- EN