Which of the following is a major function of the respiratory tract? A) warming incoming air before it reaches the lungs B) moistening incoming air C) filtering out dust and water particles D) conducting air with higher O₂ to lungs and conducting air with higher CO₂ back out E) All of the answer choices describe functions of the respiratory system.

Question

Quizplus · Accepted Answer

All of the answer choices describe functions of the respiratory system. The respiratory tract has many functions, including warming and moistening incoming air, filtering out dust and particles, and conducting air to and from the lungs. Therefore, option E is the best choice as all the options describe major functions of the respiratory tract.

Which of the Following Is a Major Function of the Respiratory