NCLEX Practice Question: Understanding the Role of the Ductus Arteriosus NCLEX Practice Question: Understanding the Role of the Ductus Arteriosus What is the purpose of the ductus arteriosus in the fetus?* A) To provide a pathway for oxygen-rich blood to bypass the lungs B) To provide a pathway for oxygen-poor blood to bypass the liver C) To provide a pathway for oxygen-rich blood to bypass the liver D) To provide a pathway for oxygen-poor blood to bypass the lungs Δ
