In seeking a remedy for this remarkable situation one cannot but be impressed by the almost complete neglect of the gross anatomy of the primary vascular system, or what the older anatomists ...

For example, a capillary is microscopically thin to allow gases to exchange, the arteries are tough and flexible to cope with high pressure blood flow and the veins contain valves to prevent the ...

Medically reviewed by Richard N. Fogoros, MD The abdominal aorta is a large artery in your belly that carries blood from the ...