What is the primary function of the stromal cells in the bone marrow during hematopoiesis?

A To produce hematopoietic growth factors
B To provide structural support to hematopoietic cells ✓
C To regulate the immune response
D To produce erythrocytes

Explanation

Stromal cells in the bone marrow provide structural support to hematopoietic cells, regulating their development and maturation.

Source

Guyton and Hall Textbook of Medical Physiology
Hematology Hematology: Hematopoiesis Hematology: Hematopoiesis Easy MEDICAL Confidence: high