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.

Your hepatic veins transport low-oxygen blood from your digestive tract to your heart and ultimately to your lungs. A blockage in your hepatic veins could lead to serious problems with your liver.

A large blood vessel of the thigh, the femoral vein is a major pathway in which blood from the lower limbs travels on its way back to the heart. It is sometimes called the superficial femoral vein ...

Cephalic vein thrombosis is a blood clot in the cephalic vein in the arm. Read about the causes, symptoms, diagnosis, treatment, prevention, and outlook.

Learn the differences between arteries and veins, the body's two main types of blood vessels, with a focus on their function and structure.

The subclavian vein is a large paired, deep vein that extends along each side of the neck. The primary function of veins is to transport deoxygenated blood from all parts of the body, returning it ...

Venous insufficiency is a condition in which the flow of blood through the veins is blocked, causing blood to pool in the legs. It's often caused by blood clots. We’ll describe the causes of ...

Learn about the anatomy of the heart and how its chambers, valves, and vessels work together to maintain effective blood circulation throughout the body to sustain life.

Black, an expert in anatomy, knew that hand-vein patterns are unique from person to person, even in identical twins. She asked the police to take photographs of the father's hand and forearm.

Medically reviewed by Jeffrey S. Lander, MDMedically reviewed by Jeffrey S. Lander, MD Arteries are blood vessels in the body that carry blood away from the heart and throughout the body. There are ...

Cardiovascular system - Edexcel Structure of blood and blood vessels The cardiovascular system is made up of three main parts - the heart, the blood vessels and the blood that flows through them.

1628: The circulation of blood from the heart through arteries and back through veins may seem trivial and obvious now, but William Harvey’s discovery during the 17th century was remarkable ...