Question

Indicate the incorrect statement about hematopoiesis and explain why.

A) Is the generation of blood cells

B) Occurs in the bone marrow in humans

C) Lymphoid hematopoiesis denotes the generation on B and T cells only

D) Leukocytes are generated from common lymphoid progenitor or common myeloid progenitor

E) Hematopoetic stem cells are self-renewing and can give rise to all blood cells

Answer 1

The incorrect statement is (C).

The term lymphoid hematopoiesis refers to the genesis of lymphocytic cell. But B and T cells are not the only only lymphocytes, the other one  being natural killer (NK) cell. During the process of lymphoid hematopoiesis, common lymphoid progenitor cells produce two lineage-one of them give dendritic cells. The other lineage of common lymphoid progenitor gives rise to all the lymphocytes - B and T cells, and NK cells, as depicted in the following flow chart :