512 BIOLOGY FOR BEGINNERS 



TABULATION OF SOME COMMON DRUGS 



Stimulants 



Narcotics 



Alcohol, slight first effect 



Caffein in tea, coffee, and cocoa 



Strychnine 



Nux vomica 



Gentian 



Quinine 



Alcohol, general effect 



Nicotine 



Opium, morphine, etc. 



Chloral 



Cocaine, heroin, etc. 



Codeine 



COLLATERAL READING 



A Handbook of Health, Hutchinson, pp. 89-93, 103-107; The Human 

 Mechanism, Hough and Sedgwick, pp. 357-362, 377-379; Applied Biology, 

 Bigelow, pp. 551-553; The Next Generation, Jewett, pp. 136-144; Ap- 

 plied Physiology, Over ton, see index; General Physiology, Eddy, see 

 index; Principles of Health Control, Walters, see index; Civics and Health, 

 Allen, pp. 363-368; Elementary Biology, Peabody and Hunt, Ft. II, 

 pp. 75-81. 



SUMMARY 



1. Comparison of alcohol and tobacco. 



2. Tobacco. Physical objections to its use. 



Sensitiveness of growing protoplasm. 



Smoking exposes to nicotine, carbon monoxide, acreolin, etc. 

 General narcotic effect. 

 Irritation to mucous membranes. 

 Reduces endurance. 

 Interferes with growth and digestion. 

 Seriously impairs mental development and scholarship. 

 Social objections to its use. 

 It becomes a useless habit. 

 It is a selfish habit, because offensive to many. 

 Decreases personal attractiveness, odor, stains, etc. 

 Unnecessary expense. 



Wastes soil, labor, and money in its production. 

 Danger in causing fires. 



3. Tea and coffee. 



Contain caffein. 



Very slight food value. 



May harm digestion or nerves. 



Certainly not good for young people. 



Unnecessary expense. 



