What Are The 3 Major Veins?

What’s the longest vein in the body?

Did you know that your Great Saphenous Vein is the longest vein in the human body.

Extending from the top of your foot to the upper thigh and groin, THIS vein is the major culprit that causes Varicose Veins..

What are the major veins?

Blood Vessels: Illustrations The superior vena cava is the large vein that brings blood from the head and arms to the heart, and the inferior vena cava brings blood from the abdomen and legs into the heart.

What are the 3 types of veins?

There are four types of veins:Deep veins are located within muscle tissue. … Superficial veins are closer to the skin’s surface. … Pulmonary veins transport blood that’s been filled with oxygen by the lungs to the heart.More items…

Where are your major veins?

Major veins. A vein is defined as a vessel that conducts blood from the periphery to the heart. All veins carry deoxygenated blood–except for the pulmonary vein. The largest veins are the superior and inferior vena cava, and both drain directly into the right atrium of the heart.

What are the main types of blood vessels?

There are three main types of blood vessels The arteries (red) carry oxygen and nutrients away from your heart, to your body’s tissues. The veins (blue) take oxygen-poor blood back to the heart. Arteries begin with the aorta, the large artery leaving the heart.

Where is the biggest vein in the body?

The largest vein in the human body is the inferior vena cava, which carries deoxygenated blood from the lower half of the body back up to the heart.