Here are the correct responses to each of your questions:
Question 1
A) What function do the alveoli perform?
Response: exchange oxygen in the air for carbon dioxide in the blood
Question 2
A) Which organ of the respiratory system is located inside the lungs?
Response: bronchioles
Question 3
A) A patient has low blood oxygen levels, although the patient's blood is circulating properly. Which is most likely functioning improperly?
Response: the alveoli
Question 4
A) What is the function of the vena cava?
Response: It carries deoxygenated blood from the body to the heart.
Let me know if you need any further clarification or assistance!