The elastic structure that folds back over the glottis, preventing the entry of liquids or solid food into the respiratory tract during swallowing, is the
A) thyroid cartilage.
B) glottis.
C) corniculate cartilage.
D) cuneiform cartilage.
E) epiglottis.

Question

Quizplus · Accepted Answer

The elastic structure that folds back over the glottis during swallowing to prevent the entry of liquids or solid food into the respiratory tract is the epiglottis. The other choices are cartilage structures within the larynx and do not act as a barrier during swallowing.

The Elastic Structure That Folds Back Over the Glottis, Preventing