SS_OB 1.4 … again.
Describe the utero-placental circulation and the principles of placental physiology as related to placental gas exchange and regulation of placental blood flow.
The primary limitation to carbon dioxide transfer across the placenta is blood flow. TRUE/FALSE
Maternal-fetal exchange of most drugs and other substances occurs primarily by diffusion TRUE/FALSE
Foetal O 2 saturation does not exceed 40% even with 100% O 2 delivery to the mother. TRUE/FALSE
The placenta synthesises progesterone from cholesterol. TRUE/FALSE
O 2 delivery to the fetus is facilitated primarily because the fetal oxyhemoglobin dissociation curve is righ-shifted. TRUE/FALSE.