INTRODUCTION 15 



QUESTIONS ON THE TEXT 



I. What branch of school work are we now to study? 2. Why 

 does this study appeal to every thoughtful young person? 3. What 

 can you say about the importance of the study ? 4. What great fact 

 should we realize ? 5. What questions naturally suggest themselves 

 to thoughtful persons? 6. Is some part of our bodies always in 

 motion? 7. What power has every living animal? 8. How do you 

 know that all living animals are more or less warm? 9. How does 

 the body resemble a locomotive ? 10. Can you tell where the com- 

 parison fails ? 



II. Of how many chemical elements is the body composed? 

 12. Mention five of the more important elements. 13. What is meant 

 by organic compounds ? 14. What are the three great classes of 

 organic compounds? 15. What is meant by the proteids? 16. Of 

 what are the carbohydrates formed ? 17. What can you say of the 

 amount of fat in the body? 18. What is meant by the inorganic 

 salts? Illustrate. 19. Of what are all living plants and animals 

 made up ? 20. How will you define a cell ? 



21. What variety of work is done by cells ? 22. What is an amoeba ? 

 23. What can be seen of the life of the amoeba with the aid of the 

 microscope? 24. Of what is protoplasm composed? 25. How is 

 energy set free by protoplasm ? 26. To what may we roughly com- 

 pare the tissues of the body? 27. What are called the two "master 

 tissues"? 28. What can you say about the epithelial tissues ? 29. What 

 general purpose do the connective tissues serve ? 



30. What is meant by white fibrous tissue? 31. What is yellow 

 elastic tissue? 32. Of what use are these two kinds of connective 

 tissues? 33. Describe areolar tissue and explain its use. 



34. Describe fatty tissue and state where it is found. 35. What 

 is meant by cartilage, or gristle ? 36. What is meant by anatomy ? 

 physiology ? hygiene ? 37. Give one illustration to make plain each 

 word. 38. What is an organ? Illustrate. 39. What is meant by the 

 function of an organ ? Illustrate. 



