XXIII. HOW TO KEEP THE BRAIN AND NERVES HEALTHY 126

XXIV. BAD EFFECTS OF ALCOHOL UPON THE BRAIN AND
NERVES 130

XXV. HOW WE HEAR, SEE, SMELL, TASTE; AND FEEL 138

XXVI. ALCOHOL 154

QUESTIONS FOR REVIEW 170




FIRST BOOK
OF
PHYSIOLOGY AND HYGIENE.




CHAPTER I.

THE HOUSE WE LIVE IN.


~1. Object of this Book.~--The object of this book is to tell the little
boys and girls who read it about a wonderful house. You have all seen
some very beautiful houses. Perhaps they were made of brick or stone,