What function do the alveoli perform?(1 point)

Question

Responses

carry oxygenated blood away from the heart
carry oxygenated blood away from the heart

exchange oxygen in the blood for carbon dioxide in the air
exchange oxygen in the blood for carbon dioxide in the air

exchange oxygen in the air for carbon dioxide in the blood
exchange oxygen in the air for carbon dioxide in the blood

hold receptors for the sense of smell
hold receptors for the sense of smell

Answer 1

exchange oxygen in the air for carbon dioxide in the blood

Answer 2

Which organ of the respiratory system is located inside the lungs?(1 point)
Responses

larynx
larynx

bronchioles
bronchioles

nasopharynx
nasopharynx

trachea

Answer 3

bronchioles

Answer 4

A patient has low blood oxygen levels, although the patient's blood is circulating properly. Which is most likely functioning improperly?(1 point)
Responses

the pulmonary vein
the pulmonary vein

the capillaries
the capillaries

the aorta
the aorta

the alveoli

Answer 5

the alveoli

Answer 6

What is the function of the vena cava?(1 point)
Responses

It carries oxygenated blood from the lungs to the heart.
It carries oxygenated blood from the lungs to the heart.

It carries deoxygenated blood from the body to the heart.
It carries deoxygenated blood from the body to the heart.

It carries deoxygenated blood from the heart to the lungs.
It carries deoxygenated blood from the heart to the lungs.

It carries oxygenated blood from the heart to the body.
It carries oxygenated blood from the heart to the body.

Answer 7

It carries deoxygenated blood from the body to the heart.