The diagram given below shows the cross-section of two kinds of blood vessels.

Name the blood vessel that
$(a)$ begins and ends in capillaries.

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Solution

Portal vein

Portal veins carry blood from one organ to another, and hence they are called so. They start from one organ as capillaries and end in the other organ as capillaries.

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Similar questions

The figure given below shows diagrammatic cross-sections of three kinds of blood vessels.

(a) Identify the blood vessels A, B and C.
(b) Name the parts labelled 1-4.
(c) Mention two structural differences between A and B.
(d) Name the kinds of blood that flow through A and through B respectively.
(e) In which one of the above vessels referred to in (a) above does the exchange of gases actually take place?

Q. The diagrams given below show the cross section of two kinds of blood vessels:
(d) Name the blood vessels that
(1) begins and ends in capillaries.
(2) supplies blood to the walls of the heart.

Q. The diagram given below shows the cross-section of two kinds of blood vessels.

Identify the blood vessels