The respiratory system ends in microscopic, balloon-sha... | Science Class 5

Science Class 5 Human Body and Health

Asked by AKSHAY GURU VARADHARAJAN · CHRYSALIS HIGH, HORAMAVU

The respiratory system ends in microscopic, balloon-shaped structures called alveoli. If the alveoli were damaged, what would be the immediate effect on the respiratory system?

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A The body would have difficulty getting enough oxygen and removing carbon dioxide.
B The lungs would fill with water, making it impossible to breathe.
C The airways would become blocked, preventing air from entering the lungs.
D The lungs would expand too much, causing chest pain and discomfort.

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