Question

State two structural differences between artery and vein

Answer 1

Veins:

1-Veins are the vessels which bring blood back from different organs of the body towards heart .

2-The walls of the veins are less elastic as they do not have to bear systolic pressure

Arteries:

1-The vessels which carry blood away from the heart .

2-The walls of the arteries are elastic to expand and withstand the pressure of blood.

Answer 2

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✰ Structural difference b/w artery and veins.

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Arteries:-

• The walls of arteries are thick because the blood pressure is high.
• It also changes vessel diameter.

Veins:-

• The walls of veins are less thick or thin because the blood pressure is low.
• It has reduced oxygen content.

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