OUR BODIES 

 AND HOW WE LIVE 



CHAPTER I 

 INTRODUCTION 



1. The Study of Physiology in Schools. We are now 



to begin the study of a few things about our bodies and 

 how we live. This branch of our school work, which is 

 commonly called physiology, appeals to every thoughtful 

 young person. 



The reason for it is plain enough, for it is the study of 

 ourselves. It describes the several parts of our bodies 

 and tells us how they do their work ; it aims to make 

 clear a few of the great laws of health, and teaches us why 

 and how we should obey them. 



With this knowledge we may hope to live happier and 

 more useful, because healthier, lives. 



2. The Importance of the Study. What study could be 

 more important, more interesting, and more fascinating 

 than that which has to do with the structure and welfare 

 of our own bodies ! 



We gaze with wonder and admiration at the marvelous 

 work done by the intricate machines made by man. Well 



