BIOLOGY: HOW LIFE WORKS(EBK+AHIEVE)
BIOLOGY: HOW LIFE WORKS(EBK+AHIEVE)
3rd Edition
ISBN: 9781319230203
Author: Morris
Publisher: MAC HIGHER
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Chapter 37.2, Problem 7SAQ
Summary Introduction

To explain:

The pressure changes that are needed to draw air into the lungs and to expel air out of the lungs.

Concept Introduction:

The process of drawing air into the lungs is known as the inhalation and the process of expelling air out of the lungs is known as exhalation. The pressure change occurs due to the contraction and expansion of the lungs during exhalation and inhalation respectively.

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