A new theory of acute and slow continu'd fevers : wherein, besides the appearances of such, and the manner of their cure, occasionally, the structure of the glands, and the manner and laws of secretion, the operation of purgative, vomitive, and mercurial medicines, are mechanically explained. To which is prefixed, An essay concerning the improvements of the theory of medicine.

  • Cheyne, George, 1671 or 1672-1743.
Date:
1744
Catalogue details

Licence: Public Domain Mark

Credit: A new theory of acute and slow continu'd fevers : wherein, besides the appearances of such, and the manner of their cure, occasionally, the structure of the glands, and the manner and laws of secretion, the operation of purgative, vomitive, and mercurial medicines, are mechanically explained. To which is prefixed, An essay concerning the improvements of the theory of medicine. Source: Wellcome Collection.

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    here, and which are fo abfolutely neceflary to a true Theory of Medicine: And though I am perfuaded, that from the fame Principles the grand Appearances of Nature have been accounted for, thefe more minute ones may be fo too; yet it is what has not been actually done, and without which we fhall be (till ftraitned in our Theories. We want to know the Mechanical Account of Chemical Opera¬ tions, and Preparations of feveral forts; which is a vaft Defeat: We want to know fomething more about the Nature of Fluidity, and what it is makes up the many Varieties and Differ¬ ences of Fluids from one another ; the Figures of their conftituent Particles, and a compleat Collection of the Laws of their Motions: We want to know the true and adequate Na¬ ture and Caufe of Heat and Cold, and the Reafon of their odd Effects: We know not the Figures of the Particles of Bodies which which produce fuch Varieties of Taftes: We want to know the Figures of the Particles of Bodies, which naturally form themfelves into fuch and fuch Shapes, after the manner Huygens has analyfed I Hand Chryftal; this would be of mighty ufe toward the full undemanding of the Natures of all Saline Bodies, which gene¬ rally form themfelves into determined Figures: We do not, as yet, underhand the Principles of Individuation (if I may fo call it) of one kind of Body from another; Why fome have fuch Grains, Colours, and Shapes, others different: