Why is it dangerous to talk while eating?
If a person talks while eating, food may be inhaled into the lungs. Normally, after food is
swallowed, it passes into the pharynx and then into the esophagus. Food is prevented
from entering the larynx (the passageway to the lungs) by the epiglottis, a spadeshaped
cartilage flap that covers the pharynx. If food does enter the larynx, a cough
reflex is usually initiated, although food may lodge in the larynx, causing a blockage of
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Distinguish among the terms stimulus, sensation, and