Veins perform the opposite function, collecting blood from tissues and returning it to the heart. Unlike arteries, veins contain valves that prevent backward flow as blood travels against gravity ...

Location and Anatomy The portal vein is formed by the merging of the splenic vein, which brings blood from the spleen, and the superior mesenteric vein, which brings blood from the intestines.

All blood vessels are specifically structured to perform their function. For example, a capillary is microscopically thin to allow gases to exchange, the arteries are tough and flexible to cope ...

The splenic vein works in opposition to the splenic artery, which branches off the celiac artery. The splenic artery feeds oxygenated blood to the spleen and the surrounding areas, and the course ...

Simply reversing the way vascular access is created for patients undergoing hemodialysis significantly improved the function and longevity of the arteriovenous fistula compared with the usual ...

When a big artery is severed, the parallel, subsidiary blood pipelines only rarely function well enough to prevent gangrene; in the war in Tunisia, gangrene developed in 70% of severed artery ...

The vaginal vein refers to the group of blood vessels located near the genitalia on the female human body. They are part of a network of blood vessels known as the vaginal venous plexus. The ...