7 Fun Facts About The Human Body

You have 160 thousand km of blood vessels

The extent of the circulatory system is unbelievable. The blood vessels of an adult are more than 160 thousand kilometers long, this is enough to go around the land four times.
The aorta is considered the largest artery in the body, it leaves the heart, passes through the chest and goes towards the abdomen, where it divides to bring blood to the legs.On the other hand, capillaries are extremely small and are about 5 micrometers, although capillaries are the smallest blood tubes, they make up about 80% of this entire length.