The inhalation of carbon monoxide,a gas present in smoke,leads to which of the following pathological conditions?

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Carbon monoxide has more than 200 times the affinity for hemoglobin when compared to oxygen.This means that when CO is taken into the lungs it diffuses quickly into the pulmonary capillaries,enters the red blood cells,and binds with hemoglobin to form carboxyhemoglobin.This abnormal process decreases the available hemoglobin binding sites for oxygen and significantly decreases the oxygen-carrying capacity of the blood.

The Inhalation of Carbon Monoxide,a Gas Present in Smoke,leads to Which