288 DIGESTION, CIRCULATION, AND ABSORPTION 



Questions 



1. Which are buried the deeper, arteries or veins ? Why ? 



2. Which is more com- 

 pressible, a vein or an 

 artery ? 



3. Should a person lean 

 over a bowl when having 

 nosebleed ? Explain. 



4. Why are those who 

 take little exercise liable 

 to have cold hands and 

 feet? 



5. What keeps the blood 

 moving between heart- 

 beats ? 



6. What are lacteals? 

 Lymphatics ? 



7. Why does too severe 

 exercise hurt the heart ? 



8. What effect have 

 FIG. 69. Showing how to apply a tourni- headache remedies on the 



quet, made by tiglitly twisting a hand- -, p , > 



kerchief so as to press a piece of wood 



against the brachial artery. 9- What are colds ? 



1. 



2. 

 3. 

 4. 



5. 

 6. 



7. 

 cold.' 



8. 



0. 

 body. 



Special Reports 



The effect of tobacco on the heart. 



How to treat a bruise. Explain the treatment. 



How to restore from fainting. 



The effect of alcohol on the heart. 



The best way to stop the flow of blood from an artery. A vein. 



How muscular exercise aids the heart. 



How best to treat colds. Explain "Cold is the best prevention of 



i. 



The effect of work, pure air, and rest on the blood. 



Changes in the composition of the blood as it courses through the 



