Question

5. The figures given below show diagrammatic cross
sections of three kinds of blood vessels,
d
d
A
B
С
2
(a) Identify the blood vessels A, B and C.
(b) Name the parts labelled 1-4.
Mention two structural differences between A and B.
A
(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?​

Answer 1

Answer:

give picture of that dramatic image

so i can give your ans