What is the primary function of transferrin in the context of anemia?

A To synthesize hemoglobin
B To transport iron from the digestive tract to the bloodstream
C To regulate the metabolism of folate and vitamin B12
D To bind and transport iron in the bloodstream to the liver, spleen, and bone tissues ✓

Explanation

Transferrin plays a crucial role in binding and transporting iron in the bloodstream, which is essential for the production of hemoglobin and the prevention of anemia.

Source

Guyton and Hall Textbook of Medical Physiology
Hematology Hematology: Anemia Hematology: Anemia Medium MEDICAL Confidence: high