A) Pulmonary artery
B) Precaval veins
C) Pulmocutaneous artery
D) Pulmocutaneous vein
Correct Answer: A
Solution :
The large arteries near the heart must be able to withstand the high pressure of blood leaving the left ventricle of the heart. The walls of these arteries are thick and the middle layer is mainly composed of elastic fibres. In frog pulmonary artery is a paired artery that carry more deoxygenated blood from the right ventricle of the heart to the lungs.
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