Components of the upper respiratory system include all of the following except the
A)lips.
B)nose.
C)nasal cavity.
D)pharynx.
E)paranasal sinuses.

Question

Quizplus · Accepted Answer

The lips are not considered part of the upper respiratory system, which is primarily concerned with the passage of air from the external environment to the lungs. The lips are part of the oral cavity, which is responsible for processing food and drink.

Components of the Upper Respiratory System Include All of the Following