216 RESPIRATION 



QUESTIONS FOR TOPICAL REVIEW 



PAGE 



1. What is the object of respiration ? 187 



2. What are the special organs of respiration ? 187 



3. In what organs does a change in the blood take place ? 187 



4. What is the nature of the change ?. .' i 187 



5. Where are the lungs situated, and what is the character of the sub- 



stance of which they are composed ? 187, 188 



6. Describe the facilities provided for the lung movements 188 



7. Describe the trachea, or windpipe 188-191 



8. Describe the bronchial tubes, and their uses 189 



9. What can you state in relation to the epiglottis ? 190 



10. What are the cilia, and what use do they probably serve ? 191 



11. How may the lungs be affected by not being properly protected ? . . 192 



12. Describe the movements necessary to the act of perfect respiration . 192, 193 



13. What is the diaphragm, and what is its office ? 192 



14. How may the organs of respiration be so improved as to increase 



their capacity and power ? 192 



15. What is stated in relation to the frequency of respiration ? 193 



16. To what extent may the act of respiration be subjected to our wills ?. 194 



17. What may be said to be the capacity of the lungs ? 194 



18. How long does it take every particle of air in the lungs to be expelled 



and new air to take its place ? 194 



19. What would be the consequences, if the entire capacity of the lungs 



were constantly used ? 194, 195 



20. What would be the consequences to a fish put into water from which 



the air had been completely exhausted ? Why ? 195 



21. What is the air, and what are its parts ? 195, 196 



22. What is the character of the air that has been just breathed ? 196 



23. Why is it that such air is not fit for respiration ? 196-198 



24. What are the effects, as recorded in notable cases of confinement in ' 



places the air of which has been breathed " over and over " ? . . 197, 198 



25. What can you state of changes in the blood from respiration ? 198 



26. What of the air as an article of food ? 198, 199 



27. What on the subject of interchange of gases in the lungs ? 199 



28. Explain the difference between arterial and venous blood 199, 200 



29. Explain, if you can, the cause of the difference 200 



30. State what you can in relation to blue blood 200 



31. In relation to the amount of labor exerted in respiration 200, 201 



32. In relation to the deleterious properties of different gases 201 



33. In relation to the dust that floats in the air 202 



34. What are the properties of carbonic acid gas ? 203, 204 



35. In what places is carbonic acid gas commonly found ? 204 



36. Describe the effects of carbonic acid gas 204 



37. What are the general effects of breathing any impure atmos- 



phere ? 204-206 



38. What are Nature's provisions for purifying the air? 207-209 



39. What hints and directions are given on the subject of ventilation ?. 209, 210 



40. How does the temperature of the body compare with the medium in 



which it lives? 212 



41. How is temperature of the body regulated and sustained ? 212, 213 



42. State what you can on the subject of spontaneous combustion 213 



