Pulmonary arterial hypertension (PAH) is a rare, progressive disease of the precapillary pulmonary arteries, characterized by ...

The American Heart Association announced that effective with today's issue, Bradley A. Maron, M.D., FAHA, is the new editor-in-chief of Circulation, the Association's flagship peer-reviewed journal ...

During embryonic development, the right ventricle is formed from the secondary heart field into a crescent-shaped, thin-walled structure. 6 It is the most anterior heart chamber, sitting just beneath ...

A major difficulty in the interpretation of these findings arises from the fact that closed commissurotomy often results in incomplete relief of obstruction, and it is difficult to determine whether ...

Biologists often show oxygenated blood as red, and deoxygenated blood as blue. This is just a way of illustrating it in biological diagrams. It's also helpful in showing the different regions of the ...

Part of Biology (Single Science) The human body - Staying alive Note that left and right refers to the side in the person's body, not how it is viewed on the page. The systemic circulation is under ...