Question

Fill in the blanks to complete the following statements.

(xxi) The blood vessel that begins and ends in capillaries is _________.

Answer 1

Blood vessels:

1. The tube-like structures or a network that transport blood throughout the body are called blood vessels.
2. Blood vessels are one of the inevitable structures that perform circulation.
3. There are three types of blood vessels namely - arteries, veins, and capillaries.

Portal vein:

1. The portal vein is a vein that collects blood from a body part by a set of capillaries and delivers it to another body part by another set of capillaries.
2. The portal vein together with the capillaries is known as the portal system.

The blood vessel that begins and ends in capillaries is portal vein.