Question

The front opening of the windpipe is guarded by *​

Answer 1

Answer:

epiglottis

The front opening of trachea called glottis is guarded by a muscular flap called epiglottis. The epiglottis closes the trachea at the time of swallowing of food. The walls of the trachea have C- shaped cartilaginous rings that prevent the trachea from collapsing. 5.

Answer 2

epiglottis

The front opening of trachea called glottis is guarded by a muscular flap called epiglottis. The epiglottis closes the trachea at the time of swallowing of food. The walls of the trachea have C- shaped cartilaginous rings that prevent the trachea from collapsing.

.

.

hope it will be helpful

Mark me as a brainliest

also like my answer (◕ᴥ◕)