The $Larynx$ is present between:

Two friends are eating together at a dining table. One of them suddenly starts coughing while swallowing food. This coughing action is likely due to the improper movement of the .......... .

The laryngopharynx opens into

The trachea and bronchi are provided with $C$-shaped cartilaginous rings which:

Identify the odd one out from the following structures.

Type of cartilage seen in the tracheal wall is