232 DISEASES Sect. XXXII. i. 



SECT. XXXII. 



DISEASES OF IRRITATION. 



I. Irritative fevers withflrong pulfe. With weak pulfe. Symp- 

 toms of fever. Their fource, II. I . ghiick pulfe is Giving to 

 decreafed irritability. 2. Not infeep or in apoplexy. 3. From 

 inanition. Owing to deficiency of fenforial power. III. 1. Caufes 

 of fever. From defect of heat. Heat from fecret ions. Pain of 

 cold in the loins and forehead. 2. Great expenfe of fenforial power 

 in the vital motions. Im me if ion in cold water. Succeeding glow 

 of heat. Difficult refpiration in cold bathing explained. Why 

 the cold bath invigorates. Bracing and relaxation are mechanical 

 terms. 3. Ufes of cold bathing. Ufes of cold air in fevers. 4. 

 Ague fits from cold air. Whence their periodical returns. IV. 

 Defect of diflention a caufe of fever. Deficiency of blood. Trans- 

 fufion of blood. V. 1. Defied of momentum of the blood from me- 

 chanic Jlimuli. 2. Air injected into the blood-veffels. 3. Exer- 

 cifie increafies the momentum of the blood. 4. Sometimes bleeding 

 increafes the momentum of it. VI. Influence of the fun and moon 

 on difieafies. The chemical Jlimulus of the blood. Menflruation 

 obeys the lunations. Queries. VII. ®hiiefcence of large glands 

 a caufe ofi fever. Swelling of the pnecordia. VIII. Other caufes 

 of quiefcence, as hunger, bad air, fear, anxiety. IX. I . Symp- 

 toms of the cold fit. 2. Of the hot fit. 3. Second cold fit why. 

 4. Inflammation introduced, or delirium, or flupor. X. Recap- 

 itulation. Fever not an effort of nature to relieve herfelf Doc- 

 trine of fpafm. 



I. When the contractile fides of the heart and arteries per- 

 form a greater number of pulfations in a given time, and move 

 through a greater area at each pulfation, whether thefe motions 

 are occafioned by the ftimulus of the acrimony or quantity of the 

 blood, or by their affociation with other irritative motions, or by 

 the increafed irritability of the arterial fyftem, that is, by an in- 

 creafed quantity of fenforial power, one kind of fever is produ- 

 ced ; which may be called Synocha irritativa, or Febris irritativa 

 pulfu forti, or irritative fever with ftrong pulfe. 



When the contractile fides of the heart and arteries perform 

 a greater number of pulfations in a given time, but move through 

 a much lefs area at each pulfation, whether thefe motions are 

 occafioned by defect of their natural ftimuli, or by the defect of 

 other irritative motions with which they are aflcciated, or from 

 the inirritability of the arterial fyftem, that is, from a decreafed 



quantity 



