Question

which part in the following of the body used to exchange gases in humans.
a. trachea
b. lungs
c. mouth
d. pharynx

Answer 1

B) lungs

Reason:-

The function of the respiratory system is to exchange two gases: oxygen and carbon dioxide. The exchange takes place in the millions of alveoli in the lungs and the capillaries that envelop them.

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Answer 2

B. Lungs ✅✅

Is the answer✅

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