Figure 23-1 The Upper Airways

Use Figure 23-1 to answer the following questions:
-What is the function of the structure labeled "8"?
A) forces air into the lungs
B) causes air to swirl within the respiratory passageway
C) prevents food from entering the larynx
D) acts like a supplementary air pump
E) adjusts tension of vocal folds

Question

Figure 23-1 The Upper Airways
 
Use Figure 23-1 to answer the following questions:
-What is the function of the structure labeled "8"?
A) forces air into the lungs 
B) causes air to swirl within the respiratory passageway 
C) prevents food from entering the larynx 
D) acts like a supplementary air pump 
E) adjusts tension of vocal folds

Quizplus · Accepted Answer

The structure labeled "8" is the epiglottis, which prevents food from entering the larynx during swallowing.

Figure 23-1 the Upper Airways