Which of the Following is the Original Cell for All

Question

Which of the following is the original cell for all formed elements of blood?
A) Polymorphonuclear
B) Hemocytoblast
C) Megakaryocyte
D) Monoblast
E) Normoblast

Accepted Answer

Hemocytoblasts, also known as hematopoietic stem cells, are the original cells from which all formed elements of blood (red cells, white cells, and platelets) are derived through the process of hematopoiesis.