What is the approximate Total fetal cardiac output?: (A) 300 ml/kg/min, (B) 450 ml/kg/min, (C) 600 ml/kg/min, (D) 150 ml/kg/min
Answer is B. b. 450ml/kg/min(Ref: Nelson's 20/e p 2161)Total fetal cardiac output, i.e. combined output of both left and right ventricles--is 450mL/kg/min.65% of descending aortic blood flow returns to the placenta and remaining 35% perfuses the fetal organs and tissues.