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Per NCERT, ARTERIES carry blood FROM the heart and have THICK, ELASTIC walls. Why?
ABecause blood emerges from the heart under HIGH PRESSURE, thick walls withstand the pressure
BTo filter waste
CTo look prettier
DTo carry more cells
Answer & Solution
Correct answer: A. Because blood emerges from the heart under HIGH PRESSURE, thick walls withstand the pressure
Per NCERT §5.4.1, artery walls are thick + elastic to handle high pressure. Veins have valves; walls thinner.
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