144 ANSWERS TO PRACTICAL QUESTIONS 



5. Ought a child's feet to dangle from a high chair ? 



The position is as unnatural and painful for a child as 

 for a grown person. 



6. Why can we tell whether a fowl is young by pressing 

 on the point of the breast-bone ? 



Because that part of the breast-bone is not ossified in 

 a young fowl. 



7. What is the use of the marrow in the bones ? 



It contains the blood-vessels carrying material for the 

 growth of the bone, and also diffuses any shock which 

 the bone may receive. 



8. Why is the shoulder so often put out of joint ? 



Because of the shallowness of the socket in the 

 scapula. 



9. How can you tie a knot in a bone ? 



By removing the mineral matter and thus softening a 

 rib-bone, a knot can be easily tied in it. 



10. Why are high pillows injurious? 



They elevate the head, and so give an unnatural posi- 

 tion to the spine. For the pads between the vertebrae to 

 assume their proper shape during the night they should 

 be relieved of all pressure. 



11. Is the " Grecian bend" a healthy position ? 



The natural position is the only healthy one. The 

 distortion known as the " Grecian bend " contracts the 

 chest, changes the outline of the spine, and diminishes 

 the vitality of the system. 



