How many weeks after delivery blood volume returns to pre-pregnant levels :: (A) 1 week, (B) 2 weeks, (C) 4 weeks, (D) 6 weeks
Answer is B. Blood volume reaches prepregnant value by 1 week postpaum after delivery Cardiac Output reaches prepregnant value by 10days postpaum after delivery Reference: William's Textbook of Obstetrics 24th edition page no 690