Which of these structures prevents the movement of swallowed materials into the larynx?
a. middle nasal conchae
b. epiglottis
c. vestibular folds
d. uvula
e. both b and c
Answer: E
Biology Questions and Answers.
a. middle nasal conchae
b. epiglottis
c. vestibular folds
d. uvula
e. both b and c
Answer: E