Scott Sheffield has been teaching anatomy at the university level for over 21 years. He has passionately and carefully produced the site "Get Body Smart - Human Anatomy and Physiology". This site ...

The external iliac vein is part of the human vascular system. It is an extension of the femoral vein, which is one of the lower leg’s deep veins. This vein travels up through the upper thigh as the ...

The external carotid arteries supply oxygenated blood to the head region. There is one external carotid artery on the right side of the neck and one on the left side of the neck. Each begins at the ...

Leaf through a textbook, watch a wellness influencer, or listen in at the gym, and it can feel as though the human body has already been mapped to exhaustion. Every muscle named, every nerve traced.