

 THE MUSCLES 1.4.5 



the brain. What inference may you draw as to the kind of life we 

 should lead? 



10. What are the beneficial effects of exercise upon the functions of 

 the skin ? 



11. Is a slow formal walk suitable exercise ? 



EXERCISE H 



12. How can we best prove that we have admiration and respect 

 for our wonderful bodies ? 



13. What part of the body has the least bone in proportion to the 

 other organs? In what part of the skeleton is it most important to 

 keep the muscular walls firm and strong in order to hold the internal 

 organs in position ? 



14. Which of your legs do you use more than the other in walking? 

 (The foot on that side is larger, as shown by the fit of the shoe.) If 

 you were lost on a prairie, to which side would you turn while trying to 

 go straight ? 



15. How does the fact that if the nerves on one side of the face are 

 paralyzed the face will be drawn toward the other, illustrate muscular 

 tone? 



1 6. Why does a game of baseball on Saturday afternoon actually 

 rest a tired plow boy ? 



17. What movements did you ever see a cat go through for the 

 sake of exercise ? 



1 8. What animals have you ever seen play? Stretch themselves 

 for exercise? 



19. Why do you feel so exhausted after a fright? 



20. How do you account for the origin of the mental state, which 

 holds in practice if not in theory, that all physical labor is an unmiti- 

 gated evil? 



21. Do you know persons who seem to be possessed by what is 

 called " the spirit of jerkiness " ? How could they overcome it ( 227) ? 



NOTES 



i. Thought, Exercise, and the Blood. Professor Angelo Mosso of 

 Italy devised a large balance on which the human body can be so poised 

 that a change in the distribution of blood can be detected at once. 

 If the body lies perfectly balanced on the apparatus, it is evident that 

 an additional supply of blood will cause the head to sink if the blood 

 goes to the head, or the feet to go down if the flow is in the opposite 

 direction. It is found that during study or mental work, the head 



L 



