Chapter 36.7, Problem 3CC

Summary Introduction

To analyze:

The effect on the pressure of air present in the lungs when the lungs expand during inhalation.

Introduction:

The organ system of the body that helps in the process of respiration is termed as the respiratory system. The respiratory system of humans is present in “air-filled” cavity called the thoracic cavity. The thoracic cavity plays a vital role in the process of inhalation and exhalation. It contains a muscular structure called the diaphragm.