A Nursing Instructor Is Preparing a Class on Newborn Adaptations

A nursing instructor is preparing a class on newborn adaptations. When describing the change from fetal to newborn circulation, which of the following would the instructor most likely include? (Select all that apply.)

A) Decrease in right atrial pressure leads to closure of the foramen ovale.
B) Increase in oxygen levels leads to a decrease in systemic vascular resistance.
C) Onset of respirations leads to a decrease in pulmonary vascular resistance.
D) Increase in pressure in the left atrium results from increases in pulmonary blood flow.
E) Closure of the ductus venosus eventually forces closure of the ductus arteriosus.