All vessels feature varying lumen size. The lumen is the hollow opening or the space inside the blood vessel. Artery Vein Capillary Function Carry blood away from the heart (usually oxygenated ...

Each 2.54 square centimetre (a square inch) of human skin has six metres (20ft) of blood vessels. Veins hold about 65 per cent of the body's blood and have one-way valves tohelp blood move.

A research team at the Biozentrum of the University of Basel, Switzerland, has made significant progress in understanding how blood vessel form, a complex process vital for delivering nutrients ...

Blood vessels are equipped with processes that regulate the optimum blood flow. This delivers oxygen and nutrients to the brain and clears away toxic waste products. Alzheimer’s disease and vascular ...

Lumen is at the forefront of building a next-generation network designed to handle the explosive growth of AI and cloud workloads," said Dave Ward, Lumen's chief technology and product officer.

Inside you, there is an amazing network of blood vessels, the tubes that carry blood all around your body. Every part of the body needs oxygen, food and water. The blood vessels are a bit like ...