REFERENCE BOOKS 



2:i0 



artery. Does the pulse 

 stop when the tourniquet is 

 appHod? Exphxin reason. 

 Conclusion. — 1. How 

 would you go to work to 

 make a tourniquet ? D(^- 

 seribe fully. 



2. Where must a tourni- 

 quet be placed when an 

 artery is cut? Where 

 when a vein is severed? 



3. What is the use of 

 the tourniquet? 



Problem Questions 



1. What proof have we that the blood contains nutrients? 



2. Is the blood a tissue? Give reasons. 



3. What effect has oxygen upon the blood? Wliat causes 

 this? 



4. Why is the heart a force pump? 



5. Why is the heart said to be double? 



6. Why does the blood circulate? 



7. What are the chief differences between veins, arteries, and 

 capillaries ? 



8. What factors may cause differences in the rate of heartbeat? 



9. Explain what we mean by the second wind. 



10. Explain why a man becomes minded in a hard rac(\ 



11. What factors might injure the heart? Give reasons. 



Reference Books 



Hunter, Civic Biology, Chap. XXI. American Hook Poinpany. 



Hunter, Elements of Biology, Chaps. XXIX, XX.\. .Vint-rican Hook Company. 



Hunter, Essentials of Biology, Chap. XX\I. .\inerican Hook Company. 



HouKh and Sedgwick, Elements of Physiology. (Jinn and Company. 



Starlings, Hum,an Physiology. Lea and Febiger. 



Stewart, Manual of Physiology. William Wood and Company. 



