The piece of lab-grown meat had an artificial circulatory system of hollow fibers delivering nutrients and oxygen.

Circulatory system: Blood vessels Laid end-to-end, an adult's arteries, veins and capillaries would stretch for about 100,000 miles - enough to wrap around the world nearly four times.

Spider veins, the more delicate red or blue tracings ... "We now use duplex ultrasound to look at the circulatory system of the leg," Weiss says. This means taking a sharp, two-dimensional picture ...

There are three types of blood vessel: arteries, veins and capillaries. The heart is a muscular organ that pumps blood around your circulatory system. The circulatory system is the heart and all ...

The circulatory system consists of one heart, five liters of blood, and approximately 96,000 kilometers of blood vessels, responsible for transporting nutrients and waste throughout the body.

Cold toes, color changes, and swelling could be early signs of poor circulation. Here's how your toes signal cardiovascular ...