100 MECHANISM OF THE BONES. 



frail materials underneath. A mechanic would say, 

 there is a cleet put in between the shore and the build- 

 ing to save the building from injury. It is loosely 

 bedded in the flesh ; and is itself capable of motion. 

 This perfects the provision. As the shore inclines 

 to either side, the cleet shifts likewise, so as to keep 

 the bearing, as nearly as possible, always equally true. 



Fig. 14. 



5, the scapula, or shoulder blade. 



B. What a perfect piece of artificial contrivance ! 

 Truly, there is no end to the skill exhibited in the 

 formation of the human frame. We have constant 

 occasion to exclaim, how fearfully and wonderfully 

 are we made ! 



T. And nothing more disposes us to this devout 

 admiration than perceiving some new occasion for it, 

 which is one of the great advantages of the subject we 

 are now pursuing. 



THE RIBS. 



The rib bones are a far more curious and surprising 

 structure than most persons are aware. 



