Question

question 3
which feature prevents food and water from passing into the lungs when swallowing?
a epiglottis
b carina
c esophagus
d bronchus

Explanation:

The epiglottis is a flap of tissue that covers the trachea (windpipe) during swallowing, preventing food and water from entering the lungs. The carina is a ridge at the base of the trachea. The esophagus is the tube that carries food to the stomach. The bronchus is a passage in the lungs.

Answer:

A. Epiglottis