Question

Which one of the following acts as a hormone that regulates blood pressure and and blood flow?

• A. Nitric acid
• B. Nitric oxide
• C. Sulphur dioxide
• D. Hydrogon sulphide

Answer 1

Answer:

B. Nitric oxide

Nitric oxide is a substance that widens blood vessels, but it's not a hormone that regulates blood pressure: Nitric oxide A substance that widens blood vessels. The body produces nitric oxide from L-arginine, an amino acid found in foods like nuts, fish, red meat, soy, whole grains, beans, and dairy products.