14 PHYSIOLOGY. 



bid, are mentioned above. We think it also proper to subjoin 

 here a short view of the whole of that Pathology. 



XXVI. The diseases of the simple solids are 



I. Those of the naturally soft parts. 



1. Debility with flexibility. 



Debile tenerum, gracile, Gaub. Pathol 161. 1. 

 Debile tabidum, Gaub. ibid. 161. 2. 



2. Debility with fragility. 

 Debile fissile, Gaub. 161. 3. 



3. Laxity. 



Debile laocum, Jlaccidum, Gaub. 160. 1. 



4. Flaccidity. 



Debile iners, Gaub. 160. 2. 



5. Rigidity diminishing flexibility. 

 Rigidum tenax, Gaub. 165. 1. 



6. Rigidity destroying flexibility. 

 Rigidum durum, Gaub. 165. 2. 



II. Those of the naturally hard parts. 



1. Flexibility. 



Debile, flexile, Gaub. 160. 3. 



2. Fragility. 



Fragile spongiosum, Gaub. 161. 4. 

 Fragile vitreum, Gaub. 165. 3. 



Of all these morbid affections, we suppose the remote and 

 proximate causes may be understood from what is delivered 

 above, (XIV. XXIV.) 



SECT. II. 



OF THE NERVOUS SYSTEM. 



XXVII. The nervous system, as the organ of sense and 

 motion, is connected with so many functions of the animal econ- 

 omy, that the study of it must be of the utmost importance, 

 and a fundamental part of the study of the whole economy. 



A general view of the Nervous System. 



XXVIII. The nervous system consists of the medullary 

 substance of the brain, cerebellum, medulla oblongata, and 



