The posterior communicating artery is located in the back of the head at the back end of the circle of Willis. The circle of Willis is a band of arteries at the base of the brain that connects the ...

Variations in the aorta’s branches are also common, such as differences in the celiac trunk or renal arteries, but these are usually harmless and don't affect health. University of Florida Health.

R. Knight, Sandra Oh, James Pickens Jr., Ellen Pompeo, Kate Walsh, Isaiah Washington, and Chandra Wilson A. Grey’s Anatomy has received multiple accolades, including the Golden Globe Award for Best ...

You’re not alone. In this video, we break down some of the most common anatomy mistakes artists make when drawing arms — from misunderstood muscle groups to awkward proportions and stiff poses.