What is the significance of fetal hemoglobin in the context of oxygen transport during fetal development?

A It has a lower affinity for oxygen than adult hemoglobin
B It has a higher affinity for oxygen than adult hemoglobin ✓
C It is not produced until after birth
D It is only produced in response to hypoxia

Explanation

Fetal hemoglobin has a higher affinity for oxygen than adult hemoglobin, allowing it to effectively extract oxygen from the maternal bloodstream and supply it to the developing fetus.

Source

Berne and Levy Physiology
Hematology Hematology: Hemoglobin and Oxygen Transport Hematology: Hemoglobin and Oxygen Transport Easy MEDICAL Confidence: high