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 femoral vein is a vein running alongside the femoral artery. The femoral artery is located in the upper area of the thigh and consists of multiple arteries. The deep femoral vein (also known as ...

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 ...

The human body is made up of interconnected systems, such as the skeletal, muscular, cardiovascular, respiratory, digestive, and nervous systems, which perform specific functions. Organs are ...

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 ...

Bulging veins on the hands and arms are typically a cosmetic issue. However, in less common cases, this may be a sign of an underlying medical condition. Many bulging veins are superficial. Although ...

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 ...