20 GENERAL OBSERVATIONS. 



Of the. Functions. 



Q. What is Bichat's classification of the functions? 



<fl. Into those of animal life, those of organic life, and 

 the functions relating to the species. 



Q. What do you mean by the functions of animal life? 



A. Those which connect us with external bodies, and 

 are peculiar to animals. 



Q. What do you understand by the functions of organic 

 life? 



*ft. Those which serve for the constant composition 

 and decomposition of our bodies ; these are possessed by 

 animals and vegetables ; they distinguish between organic 

 and inorganic substances. 



Q. What are the animal functions? 



^. The senses, voluntary muscles, the larynx, and the 

 nerves which are the agents in these functions. 



Q. What is the centre of these? 



A. The BRAIN. 



Q. Designate the organic functions. 



#. Digestion, circulation, respiration, exhalation, ab- 

 sorption, secretion, nutrition, calorification. The HEART 

 is the centre of these. 



Q. What nerves belong to these two sets of functions? 



./?. The cerebral to the animal, the ganglionic or great 

 sympathetic to the organic functions. 



Q. What conspicuous distinction should be drawn be- 

 tween these two sets of functions? 



A. The sensibility and contractility peculiar to. them. 

 There is the animal sensibility and animal contracti- 

 lity , and there is the organic sensibility, the sensible 



