Question

1. Study the diagram and name the parts marked as A, B, C and D.
2. Write the function of A and C.

Answer 1

i. Name of parts:

1. Pulmonary artery
2. Pulmonary veins
3. Aorta
4. Vena cava

ii.

• Function of pulmonary artery: It carries deoxygenated blood from the heart to the lungs, where it becomes oxygenated.
• Function of aorta: It carries oxygenated blood from the heart to the rest of the body parts.