Erythropoetin in fetus is secreted by?
Sources of erythropoietin: Fetus: Liver Adult: Interstitial cells in peritubular capillary bed of kidneys (85%). Perivenous hepatocytes in the liver (15%). Brain (protective effect against excitotoxic damage triggered by hypoxia).
Liver
Marrow
Spleen
Kidney
Hematopoeisis: Basic concepts