Question

Is formation of blood cells controlled by the nervous system?

Answer 1

Nervous system is nothing to do with formation of blood.

Explanation:

Blood consists of three types of cells. Erythrocytes, leukocytes and platelets. All red blood cells and 70% of white blood cells are formed in bone marrow. Bone marrow produces granulocytes.
Thymus and spleen produces lymphocytes.
Lymph nodes and liver produce lymphocytes.
The nervous system is nothing to do with formation of blood cells.