In man, which of the following structures is analogous to the spiracles of cockroach?
A
Alveoli
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B
Lungs
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C
Bronchioles
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D
Nostrils
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Solution
The correct option is D Nostrils
Air enters the respiratory systems of cockroaches through the a series of external openings called spiracles and lead to the respiratory systems. In human beings the analogous structure to spiracles are the nostrils