APPENDIX VI 



REVIEW TOPICS IN HUMAN BIOLOGY 



The student should be prepared to give a good oral recitation on 

 each of the following topics. If he is not sure of any of the facts 

 called for, he should write down the topic or topics and ask the 

 teacher at the beginning of the next recitation how to obtain the 

 information. 



A. THE GENERAL STRUCTURE OF THE HUMAN BODY. 



1. Regions of the human body: external regions; general plan 



of internal structure. 



2. Organs of the body: definition; examples, with functions of 



each. 



3. Tissues of the body: examples, with characteristics of each. 



4. Cells of the body: protoplasm; assimilation, growth, and cell 



division ; cells of mouth ; cells of the blood, and of other 

 tissues. 



B. MICROORGANISMS AND THEIR RELATION TO HUMAN WELFARE. 



1. Bacteria: microscopical appearance and size ; reproduction; 



spore formation. 



2. Occurrence of bacteria: proofs of their presence, (a) in air, 



(6) in water, milk, and other foods, (c) on various parts of 

 the human body ; effects of (a) different degrees of tem- 

 perature (including Pasteurization of milk), (6) lack of 

 moisture, (c) antiseptics. 



3. Bacteria as the friends of man: relation, (a) to soil fertility, 



(6) to flavors of food, (c) to linen and other industries. 



4. Bacteria as the foes of man: injurious effects of bacteria; 



methods of food preservation ; proper methods of sweeping 

 and dusting, with experiments ; treatment of cuts ; tuber- 

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