A. False It falls from around 170–200 g/litre to around 110 g/litre.
B. True The placenta contains about half as much blood as the fetus; some can be transferred by uterine contraction.
C. False Its weight should be doubled at this stage and trebled at one year.
D. True It can tolerate about 25 per cent of the normal adult fasting level.
E. True Fetal tissues are adapted to survive moderate hypoxia.