SYSTEMATIC ANALYSIS OF APPARATUS. 



121 



452. THE CARBON OF THE BLOOD must at all times 

 be removed, and some organ must do it that will not 

 produce heat. 



453. THE LIVER increases its activity in hot weather, 

 and draws from the Blood the carbon produced by the 

 action of the organs, in all of which carbon is a con- 

 stituent. 



454. IN HOT WEATHER THE APPETITE WILL NOT 



CRAVE calorific food, in which carbon abounds, but will 

 crave fruits, vegetables, acids, waste food, etc., that re- 

 quire a large quantity of Bile and Gall for their perfect 

 digestion, and of course a full degree of activity in the 

 organs supplying them. 



FIG. 105. FIG. 106. 



Fig. 105, upper surface of Liver: 1, larger, 2, smaller lobe; 3, front thin 

 edge; 4, back thick part; 10, vein -the upper surface is very convex; 

 12, gall-bladder. 



Fig. 106, lower surface of Liver; 1, right, 2, left lobe; 3, middle lobe; 

 12, vein, corresponding to 10, previous figure ; 13, gall-bladder. 



452. What said of ? 453. What said of ? 454. What I What do vegeta- 

 bles, etc., require ? Describe Fig. 105. Fig. 106. 

 6 



