The Mother of a Newborn Asks the Nurse What Causes

The mother of a newborn asks the nurse what causes the baby to begin to breathe after delivery.What changes in the respiratory system stimulating respirations postnatally can the nurse explain to the mother? (Select all that apply.)

A) Low oxygen levels in the infant's blood
B) Rubbing the newborn with a towel or blanket
C) Surfactant, a special lubricant in the lungs
D) Increased blood flow to the infant's lungs
E) Cold environment in the delivery room