NCLEX Nursing Exam Preparation: Mastering Fetal Respiration and Placental Anatomy NCLEX Nursing Exam Preparation: Mastering Fetal Respiration and Placental Anatomy A nursing student is aware that fetal gas exchange takes place in which area of the placenta?* A) The amniotic fluid B) The chorionic villi C) The umbilical cord D) The umbilical vein A nursing student is aware that the fetus obtains oxygen through the __________ and releases carbon dioxide through the ___________.* A) umbilical vein, umbilical cord B) umbilical cord, umbilical vein C) chorionic villi, umbilical cord D) umbilical cord, chorionic villi Δ