Body Fluids and Circulation Question 5

5. Erythropoiesis starts in :

[2015 RS]

(a) Liver

(b) Spleen

(c) Red bone marrow

(d) Kidney

Show Answer

Answer : c

Hints & Solutions

(c) Erythropoiesis is the process of formation of RBC. In the first month of pregnancy, yolk sac is the haemopoietic tissue. After 5 weeks, it is followed by the liver. Red bone marrow from 6 months onwards becomes the principal site of erythropoiesis.