10 CONTENTS 



CHAPTER XI 



THE VOICE 



PAGE 



Voice and Speech Tlie Larynx, or the Organ of the Voice The 

 Vocal Cords The Laryngoscope The Production of the Voice 



The Use of the Tongue The Different Varieties of Voice 

 The Change of Voice Its Compass Purity of Tone Ven- 

 triloquy 321 



CHAPTER XII 



THE USE OP THE MICROSCOPE IN THE STUDY OP PHYSIOLOGY 



The Law of Tissues Necessity of the Microscope Different Kinds 

 of Microscopes Additional Apparatus Preliminary Studies 

 The Study of Human Tissues Tissues of the Inferior Animals 



Incentives to Study 333 



CHAPTER XIII 



FIRST HELP IN ACCIDENTS 



Shock Fainting Vertigo Hemorrhage Fractures and Dislo- 

 cations Sprains Burns and Scalds Danger from 'Illumi- 

 nating Gas and Kerosene Frost-Bites Sunstroke Fits or 

 Convulsions Drowning Poisons and their Antidotes . . . 342 



CHAPTER XIV 



BACTERIA AND DISEASE 



Bacteria Cause Disease Require Warmth and Moisture Varie- 

 ties of Bacteria Toxines and Ptomaines Antitoxins De- 

 struction of Bacteria 35S 



APPENDIX 



CARE OP THE SICK-ROOM . 359 



DISINFECTION 361 



HOME AND HEALTH 368 



ON GOING INTO THE COUNTRY 365 



EXERCISES FOR HOME GYMNASTICS 367 



GLOSSARY 370 



.,,,,,.,,,,,., 381 



