Increasing Quantities of Fat in Diet on Metabolism in Dogs. 285 



Table XII. Dog 4. Total Removal of the Large Intestine, showing 

 the Influence of an Increasing Quantity of Fat in the Diet on 

 the Quantity of Faeces and the Water in the Faeces. 



quantity of water daily eliminated. At the same time there is an 

 increase in the percentage of water from 76'59 and 76*26 to 79*45 and 

 79*13 per cent. 



In dog 5, Table XIII, in which the large intestine was removed, we 

 also have an increase in the percentage of water by increasing the fat 

 during the two days on which it was analysed ; at the same time the 

 total quantity of water, as well as the quantity of fasces, was not in- 

 creased, but this may have been due in- this case, as already explained, 

 to the fact that a perfect determination of the periods during which the 

 faeces were collected could not be obtained. 



When we compare the averages, Table XIY, of these various experi- 

 ments, we find that whereas a normal dog excretes about 18 to 22 

 grams of faeces, containing from 13 to 14 c.c. of water per diem on the 



