Question

There are about
kilometers of blood vessels in the human body​

Answer 1

Answer:

The circulatory system is extremely long

If you were to lay out all of the arteries, capillariesand veins in one adult, end-to-end, they would stretch about 60,000 miles (100,000 kilometers).

Answer 2

Answer:

If you were to lay out all of the arteries, capillaries and veins in one adult, end-to-end, they would stretch about 60,000 miles (100,000 kilometers).