Sect. XXXI. 5. OF TEMPERAMENTS. 281 



energy, as thofe between difturbed vifion and the inverfion of 

 the motion of the ftomach, as in fea ficknefs ; and the pains in 

 the fhoulder from hepatic inflammation. Add to this, that the 

 catenated circles of actions are of greater extent than in the other 

 conftitutions. Thus if a ftrong vomit or cathartic be exhibited 

 in this temperament, a fmaller quantity will produce as great 

 an effect, if it be given fome weeks afterwards; whereas in other 

 temperaments this is only to be expected, if it be exhibited in a 

 few days after the firft dofe. Hence quartan agues are formed 

 in thofe of this temperament, as explained in Section XXXII. 

 on difeafes from irritation, and other intermittents are liable to 

 recur from flight caufes many weeks after they have been cured 

 by the bark. 



V. The firft of thefe temperaments differs from the ftandard 

 of health from defect, and the others from excefs of fenforial 

 power ; but it fometimes happens that the fame individual, from 

 the changes introduced into his habit by the different feafons of 

 the year, modes or periods of life, or by accidental difeafes, 

 paffes from one of thefe temperaments to another. Thus a long 

 ufe of too much fermented liquor produces the temperament of 

 increafed fenfibility ; great indolence and folitude that of de- 

 creafed irritability ; and want of the necefTaries of life that of 

 increafed voluntarity. 



Vol. t N n SECT. 



