What is the primary function of the hemoglobin subunit alpha-globin in the context of oxygen transport?

A To bind to carbon monoxide
B To facilitate the transport of oxygen from the lungs to the tissues ✓
C To regulate the pH of the blood
D To inhibit the production of erythropoietin

Explanation

The alpha-globin subunit of hemoglobin plays a crucial role in the binding and transport of oxygen from the lungs to the peripheral tissues.

Source

Guyton and Hall Textbook of Medical Physiology
Hematology Hematology: Hemoglobin and Oxygen Transport Hematology: Hemoglobin and Oxygen Transport Medium MEDICAL Confidence: high