QUESTIONS 231 



different nerve cells before it reaches the place in the 

 brain where it is interpreted. The highly specialized 

 nervous system and sense organs grow and arc fed just 

 as muscles or skin grow and are fed. There is n<> Bpecial 

 food which we can eat that is used exclusively by the 

 nervous system. 



QUESTIONS 



What is the nervous system? Of what parts is it composed? 

 What animals have you studied that have a nervous system ? Which 

 ones lacked a special nervous system? How docs the nervous system 

 grow? Describe the nerve cell. How docs it differ from other cells 

 in man? What are special senses ? What kind of information do you 

 receive through your eyes? What kind through your tars ? Which d<> 

 you remember? (The well-trained mind remembers equally well the 

 information that comes in through each of his sense organs. ) 



To most of us it is given to play an unimportant n">l<' 

 in the period in which we live. Inheriting from our 

 parents healthy, normal bodies we can at least pass on 

 this priceless heritage to our children. It will be their 

 chief pride, as it is ours. Life is not easy, and we need 

 the best bodies, the best nervous systems, ami tin* besl 

 trained minds that it is possible for us to have in order 

 to make our lives count for the most. This means that 

 it is the duty of every boy and girl to know about sani- 

 tation, public and private hygiene, and disease. 



REFERENCES 



Cutten, The Psychology of Alcoholism. 



Davenport, Heredity in Relation to Eugenics. 



Guyer, Being Well-born. 



Horsley and Sturge, Alcoholism and the Human Body 



