Q. Two friends are eating together at a dining table. One of them suddenly starts coughing while swallowing some food. This coughing would have been due to improper movement of
A) Tongue
B) Epiglottis
C) Diaphragm
D) Neck
Explanation
[Solution from source] During swallowing, the epiglottis closes the glottis so that food passes into the oesophagus and not the larynx. If it does not close properly, food enters the air passage and triggers a coughing reflex. Answer (2).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.