Question

which of the following pairs of terms is mismatched? a trachea—windpipe b larynx—voice box c pharynx—throat d bronchioles—air sacs

Explanation:

The trachea is commonly known as the wind - pipe. The larynx is the voice box. The pharynx is part of the throat. However, bronchioles are small air - conducting tubes and air sacs are alveoli. Bronchioles lead to alveoli but are not the same as air sacs.

Answer:

D. bronchioles—air sacs