How does hemoglobin help to maintain the pressure gradient?
A) by duplicating oxygen
B) by carrying oxygen away from the lungs
C) by feeding oxygen into the lungs
D) by mixing oxygen with carbon dioxide
E) by binding with nitrogen

Question

Quizplus · Accepted Answer

Hemoglobin helps maintain the pressure gradient by carrying oxygen away from the lungs to the tissues, which allows more oxygen to diffuse into the blood from the alveoli, maintaining the gradient necessary for efficient gas exchange.

How Does Hemoglobin Help to Maintain the Pressure Gradient