Assertion: Arteries have thick elastic walls.

Reason: Blood flow in arteries is slow and at low pressure.

The assertion is correct, but the reason is incorrect.

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The assertion and reason are correct, but the reason is not the correct explanation for the assertion.

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The assertion and the reason are correct, and the reason is the correct explanation for the assertion.

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The assertion and the reason are incorrect.

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Solution

The correct option is A The assertion is correct, but the reason is incorrect.

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Similar questions

Blood flows at a high pressure through arteries. Hence, it makes sense for arteries to have _______ and elastic walls.

Q. Blood in arteries flow under high pressure. Therefore, they have _______ and elastic walls.

Q. Blood in arteries flow under high pressure. Therefore, they have and elastic walls.

Question 21
Choose the correct statement that describes arteries.

(a) They have thick elastic walls, blood flows under high pressure; collect blood from different organs and bring it back to the heart.
(b) They have thin walls with valves inside, blood flows under low pressure and carries blood away from the heart to various organs of the body.
(c) They have thick elastic walls, blood flows under low pressure; carry blood from the heart to various organs of the body.
(d) They have thick elastic walls without valves inside, blood flows under high pressure and carries blood away from the heart to different parts of the body.

Why arteries have thick, elastic walls, while veins have thin walls?

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Assertion: Arteries have thick elastic walls. Reason: Blood flow in arteries is slow and at low pressure.

The correct option is A The assertion is correct, but the reason is incorrect.

Assertion: Arteries have thick elastic walls.

Reason: Blood flow in arteries is slow and at low pressure.