CONTENTS 



INTRODUCTORY CHAPTER 



CELL STRUCTURE 



Divisions Cells Structure of the Cell Cell Reproduction Cell 

 Nourishment Cell Motion 



CHAPTER I 



THE FRAMEWORK OF THE BODY 



PAGB 



The Bones Their Form and Composition The Properties of Bone 



The Skeleton The Joints The Spinal Column The 

 Growth of Bone The Repair of Bone Changes in the Skele- 

 ton Erect Position 17 



CHAPTER H 



THE MUSCLES 



The Muscles Flexion and Extension The Tendons Contrac- 

 tion Physical Strength Necessity for Exercise Its Effects 

 Forms of Exercise Walking Hiding Gymnastics Open- 

 air Exercise Excessive Exercise Sleep Recreation. ... 33 



CHAPTER HI 



THE INTEGUMENT, OR SKIN 



The Integument Its Structure The Nails and Hair The Com- 

 plexion The Sebaceous Glands The Perspiratory Glands 

 Perspiration and its Uses Importance of Bathing Different 

 Kinds of Baths Manner of Bathing The Benefit of the Sun 



Importance of Warm Clothing Poisonous Cosmetics ... 56 



CHAPTER IV 



THE CHEMISTRY OF FOOD 



The Source of Food Inorganic Substances Water Salt 

 Lime Iron Organic Substances Albumen, Fibrin, and 

 Caseine The Fats or Oils The Sugars, Starch, and Gum- 

 Stimulating Substances Necessity of a Regulated Diet ... 75 



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