Veins are blood vessels that carry oxygen-depleted blood from the capillaries back to the heart. In human anatomy, blood flows from a variety of smaller veins, draining into the cephalic vein. This is ...

The subclavian vein is an extension of the axillary vein that originates at the outer border of the first rib. There are two such vessels within the human body – the left subclavian vein and the right ...

In conjunction with the heart, which acts as a pump, it forms the cardiovascular system (Jarvis and Saman, 2018). Arteries leaving the heart with oxygenated blood provide oxygen, nutrients, hormones ...

Dear Dr. Roach: If two of the major veins in your leg were removed, what would happen to the blood flow? Would you get enough to your heart and brain? — Anon. Dear Anon: The veins of the body return ...

In patients with paroxysmal AF originating from the PVs, extensive monitoring will frequently document coexisting paroxysms of both AT and AF. Similarly at electrophysiological evaluation, many ...

Nurse wiping an older male patient's arm with a cotton swab as she preps for a blood draw. Most people will take a blood test at some point in their life, and commonly, this requires blood to be drawn ...

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 because it was ...

Veins are an integral part of the blood circulatory system. They are blood vessels that carry the oxygen-depleted blood towards the heart, with the exception of the pulmonary and umbilical veins ...