Deepthi Thankachan explains why learning about anatomy and physiology is fundamental to a career in nursing. Log in to your ...

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Your heart is a muscular organ that helps circulate your blood, which delivers oxygen and nutrients to your tissues. There are four chambers and four valves in your heart, and each ensures proper ...

As the central part of the circulatory system, the heart is responsible for pumping blood, supplying oxygen and nutrients, and removing metabolic waste such as carbon dioxide from all the tissues in ...

The right coronary artery supplies blood to a part of the heart. To do this effectively, it branches off into smaller arteries, such as the conus artery and the sinoatrial nodal branch. Each branch ...

Simplacio Del Vecchio exhibits a dog with a sutured cardiac wound before the 11th International Medical Congress in Rome. National Library of Medicine. 10,000-8,000 B.C.E. The heart symbol, the ...