When does oxyhemoglobin form during respiration?
A) during external respiration
B) immediately after carbon dioxide enters the blood
C) when the chloride shift occurs
D) during pulmonary ventilation
E) during internal respiration

Question

Quizplus · Accepted Answer

Oxyhemoglobin forms during external respiration, which is the exchange of oxygen and carbon dioxide between the lungs and the blood. Oxygen diffuses from the alveoli into the capillaries and binds with hemoglobin to form oxyhemoglobin.

When Does Oxyhemoglobin Form During Respiration