The sound-producing organ in the human respiratory system is . . . . . . .

The right lung of a rabbit has four lobes. They are:

The larynx is present between which of the following structures?

Which features distinguish bronchioles from bronchi?

Trapped dust particles are pushed out of the respiratory tract by:

Given below are two statements regarding the respiratory system of man.
$Statement-I$: Epiglottis prevents the entry of food into the trachea.
$Statement-II$: The internal lining of the trachea is made up of ciliated epithelium only.
In the light of the above statements, choose the most appropriate answer from the options given below: