act as anticoagulant to prevent clotting
Cappillaries are narrow tubes of the artery which carry blood.
Capillaries are the tiny tubes that carry blood. These tubes connect arteries and veins.
Blood vessels are the tubes that carry blood. The smallest of the blood vessels are the capillaries.
they are tubes
The tubes that carry blood are known as the blood vessels. These include the capillaries, arteries, and veins.
The tubes that carry blood around the body are blood vessels. They comprise arteries, veins, and capillaries.
Arteries, veins, and capillaries are the three types of blood tubes. Collectively they are known as the blood vessels.
Blood vessels are the tubes through which blood travels. They include veins, capillaries, and arteries.
The main transport systems are the circulatory systems, in which substances are dissolved or suspended in liquid and carried from one part of the body to another in a system of tubes are called "Blood Vessels". It's function is mainly bumping the blood, so it can move through the whole body.
it sucks
The tubes that carry blood are known as the blood vessels. They include arteries, veins, and capillaries.
The blood vessels are, collectively, the tubes that carry blood throughout the body. These tubes include arteries, capillaries, and veins.