Intercostal muscles are found in ...........

Which of the following organs is not located in the thoracic cavity?

The larynx is present between which of the following structures?

Match the following columns:

Column-$I$	Column-$II$
$a$. Larynx	$p$. Epiglottis
$b$. Trachea	$q$. Alveoli
$c$. Alveolus	$r$. Sound box
$d$. Epiglottis	$s$. Air passage tube
	$t$. Common passage

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

Choose the correct sentences for the conducting part of the respiratory system.
$(I)$ Transports the atmospheric air to the alveoli.
$(II)$ Clears it from foreign particles.
$(III)$ Humidifies the air.
$(IV)$ Brings the air to body temperature.