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UPSC Prelims 2024 Paper-I 📅 16 Jun, 2024

Which one of the following is synthesised in human body that dilates blood vessels and increases blood flow?

A
Nitric oxide
B
Nitrous oxide
C
Nitrogen dioxide
D
Nitrogen pentoxide
Result Summary
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UPSC Prelims
2024 • 16 Jun, 2024 • Paper-I
Which one of the following is synthesised in human body that dilates blood vessels and increases blood flow?
Correct Answer
Nitric oxide
Science & Tech: Human Biology.Molecule: Nitric oxide.Function: Nitric oxide (NO) is a crucial signaling molecule naturally synthesized in the human body by the ......
Ref/Book : UPSC Prelims 2024
Ref. Subject Science & Tech
Chapter -
Ref. Topic Human Biology
Pg. No -
💡 Analysis & Explanation
Science & Tech ▼
Human Biology.
Molecule ▼
Nitric oxide.
Function ▼
Nitric oxide (NO) is a crucial signaling molecule naturally synthesized in the human body by the inner lining of blood vessels (endothelium). It acts as a potent vasodilator, forcing the smooth muscles to relax, widening the blood vessels, and effectively increasing blood flow and lowering blood pressure.
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