Question

Which blood vessel is largest?

Answer 1

Explanation:

1. The aorta arises from the left ventricle of the heart.
2. The approx diameter of ascending aorta is 2.1cm and the diameter of descending aorta is 1.6cm.
3. It carries oxygenated blood.
4. It carries blood from the left ventricle to the rest of the body.
5. As it has to supply oxygenated blood to the whole body it is larger in size.