PARTS OF BRAIN 



325 



TABLE 181 



Showing the nitrogen content in the non-proteins, the amino acids, the urea and the 

 ammonia in four different parts of the central nervous system of the 



albino rat 



TABLE 182 



Showing the ivater content, the total nitrogen in solids, lipoids in solids and also 

 nitrogen content in lipoids in different parts of the central nervous system 



ALBINO EAT 



Cerebellum 

 Cerebrum. . 



Stem 



Spinal cord 



Water 



per cent 



79.36 

 79.38 

 75.16 

 72.23 



106 DAYS OLD 



Nitrogen 

 to total 

 solids 



per cent 



10.10 

 9.51 



7.75 

 6.38 



Lipoids 

 to total 

 solids 



per cent 



42.13 

 42.36 

 55.03 

 62.03 



Lipoid 

 nitrogen 



to total 

 nitrogen 



per cent 



17.63 

 17.22 

 19.90 

 20.11 



ONE YEAR OLD 



TABLE 183 



Showing percentage of nitrogen in the various nitrogenous organic extractives in 



relation to the lipoid free solids (protein) in different parts of the central 



nervous system, together with the percentaae of water 



