Breathing and Exchange of GasesEasy
Question
Two friends are eating together on a dining table. One of them suddenly start coughingwhile swallowing some food. This coughing would have been due to improper movement of
Options
A.diaphram
B.neck
C.tongue
D.epiglottis
Solution
The epiglottis is a flap that is made of elastic cartilage tissue covered with a mucousmembrane, attached to the entrance of the larynx. It prevents the entry of food into thelarynx and directs it to the oesophagus. Due to improper movement of epiglottis, one maysuddenly start coughing while swallowing some food.
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