In Englishman named William Harvey was first to describe that blood circulates by blood vessels.
It circulates blood throughout the body.
Via the circulatory system which consist of veins, arteries and capillaries which aid in the transportation of all blood to and from the heart muscle.
john carver
what a ? humman body blood circulation is 3-7 liter blood per minute.
Heart
veins
Because it circulates blood.
circulates blood
Blood...
The first scientist to describe that the heart circulates blood was the Arabian physician Ibn al-Nafis, in 1242 AD.
Blood circulates oxygen and nutrients through the brain.