Question

Give reason that the glottis is guarded by epiglottis

Answer 1

The opening between the vocal cord at the upper part of the voice box is called glottis . At the top of trachea there is a small flap known as epiglottis . When you swallow food, it closes off the trachea to prevent food going into the lungs.

Answer 2

This epiglottis closes respiratory tract while swallowing, so that,Food doesn't enter into larynx.