What gas in the single breath diffusion test because it only trace amounts are found in the atmosphere and it has a greater affinity for hemoglobin than oxygen?
A) Carbon Dioxide
B) Nitrogen
C) Carbon Monoxide
D) Nitric Oxide

Question

Quizplus · Accepted Answer

Carbon monoxide (CO)is an ideal gas to use for measuring how well diffusion occurs.It is not normally present in the blood and may be present only in trace quantities in the ambient air (under normal circumstances).In addition,CO has an affinity for hemoglobin that is 210 times greater than that of oxygen.

What Gas in the Single Breath Diffusion Test Because It