Question Detail

ZOO 101 ZOO 101 Past Questions Objective Question

Question

Veins differ from arteries primarily in that veins:
Options
A Carry oxygenated blood and have higher pressure
B Are composed of a single cell layer
C Carry blood towards the heart and have low pressure
Correct Answer
D Contain elastic fibres that maintain blood pressure
Correct Answer

Option C is the correct answer.

Detailed Explanation

Veins differ from arteries primarily in that they carry blood towards the heart and have low pressure compared to arteries. Veins have thinner walls, larger lumens, and often contain valves to prevent backflow of blood.

Hint

These vessels return blood to the heart under lower pressure.

Question Info