Question

17. Answer Q. No 17(i) to 17(v) contain five sub-parts each. You are expected to
answer any four sub-parts in these questions.
Observe the following and answer any four questions from 17 (i) to 17 (v)
These bar graphs represent different blood vessels in the heart. The bars contain
deoxygenated blood. The bigger the size of the bar more is the carbon dioxide
present in it and vice versa.
17(i). Will you agree that B is pulmonary artery? Why /Why not?
17(ii). A and D are of same size and imagine they both are carrying deoxygenated blood
away from the heart. What are they?
17(iii).Which of these could be aorta?
17(iv). E is carrying deoxygenated blood into the heart. To which chamber of the heart
does it dump its blood?
17(v).Ramu suffered a massive heart attack due to his careless life style. What could his life style be?.

Answer 1

Answer Q. No 17(i) to 17(v) contain five sub-parts each. You are expected to

answer any four sub-parts in these questions.

Observe the following and answer any four questions from 17 (i) to 17 (v)

These bar graphs represent different blood vessels in the heart. The bars contain

deoxygenated blood. The bigger the size of the bar more is the carbon dioxide

present in it and vice versa.

17(i). Will you agree that B is pulmonary artery? Why /Why not?

17(ii). A and D are of same size and imagine they both are carrying deoxygenated blood

away from the heart. What are they?

17(iii).Which of these could be aorta?

17(iv). E is carrying deoxygenated blood into the heart. To which chamber of the heart