If you are a heavy smoker, why is carbon monoxide a particular risk to your brain and heart?
A) It slows the activity of the lungs, on which the brain and heart are dependent.
B) It diverts blood from there to the lungs and lower abdominal organs.
C) Normal oxygen supply is especially critical to those organs.
D) It increases blood pressure during the inhalation phase.

Question

Quizplus · Accepted Answer

Carbon monoxide binds to hemoglobin more effectively than oxygen, reducing the oxygen supply to the brain and heart, which are organs that require a constant and adequate supply of oxygen to function properly.

If You Are a Heavy Smoker, Why Is Carbon Monoxide