BMR increase to 20% above non-pregnant state at 36 weeks
Falls slightly to 15% above non-pregnant state baseline at term
Oxygen consumption increase by 20% at term
NB:
[JN5:p320] Oxygen consumption increase by 15-30% at term
Insulin secretion increase from end of first trimester to 32 weeks, then declines to non-pregnant level at term
Tissue sensitivity to insulin diminishes
Increased level of hPL, free cortisol, oestrogen and progesterone may contribute
Net storage of fat in the first half of pregnancy
--> Decreased FFA and glycerol in plasma
Mobilisation during second half
--> Increased FFA and glycerol in plasma
Maternal plasma level of amino acid falls due to
NB: