A structure that is not included in the respiratory system is the
A) nose
B) esophagus
C) trachea
D) lungs

Question

Quizplus · Accepted Answer

The esophagus is a part of the digestive system and is responsible for transporting food from the mouth to the stomach. It is not involved in the exchange of gases, which is the main function of the respiratory system. The nose, trachea, and lungs are all structures that are included in the respiratory system.

A Structure That Is Not Included in the Respiratory System