Chapter 34, Problem 24A

Summary Introduction

To write:

About the function of description given in image.

Introduction:

The function of the respiratory system is the exchange of oxygen and carbon dioxide between the atmosphere and the blood and between the blood and the body’s cells. The respiratory system can be divided into two processes and they are breathing and respiration.

Explanation of Solution

The given image is the hair like cilia that line the mucous membranes of the nasal cavity. These cilia trap foreign particles from the air and sweep them toward the throat so that they do not enter the lungs. Mucous membrane beneath the cilia in the nasal passages, warm and moisten the air while trapping foreign materials.

Conclusion

Cilia and mucous membranes in the nose have the purpose of filtering out and removing particulates, fibres and microorganisms from inhaled air.