Experiments and Observations on the Gastric Juice, and the Physiology of Digestion

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MacLachland & Stewart, 1838 - Digestion - 319 pages

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Page 97 - The bolus, as it enters the cardia, turns to the left, passes the aperture,* descends into the splenic extremity, and follows the great curvature towards the pyloric end. It then returns, in the course of the smaller curvature, makes its appearance again at the aperture in its descent into the great curvature, to perform similar revolutions. These revolutions are completed in from one to three minutes.
Page 51 - ... which, if noticed and properly attended to, would prove the most salutary monitor of health, and effectual preventive of disease. It is not the sense of satiety, for this is beyond the point of healthful indulgence, and is Nature's earliest indication of an abuse and overburden of her powers to replenish the system. It occurs immediately previous to this, and may be known by the pleasurable sensation of perfect satisfaction, ease, and quiescence of body and mind.
Page 89 - unadorned, is adorned the most,' and, in prosecuting these experiments and inquiries, I believe I have been guided by its light.
Page 246 - THE FREE USE OF ARDENT SPIRITS, WINE, BEER, OR ANY INTOXICATING LIQUOR, WHEN CONTINUED FOR SOME DAYS, HAS INVARIABLY PRODUCED THESE MORBID CHANGES.
Page 27 - is nearly as necessary to the articles of diet as the nutrient principle. They should be so managed, that one will be in proportion to the other. Too highly nutritive diet is probably as fatal to the prolongation of life and health as that which contains an insufficient quantity of nourishment.
Page 77 - When a due and moderate supply of food has been received it is probable that the whole quantity of gastric juice for its complete solution is secreted and mixed with it in a short time.
Page 247 - Extensive active or chronic disease may exist in the membranous tissues of the stomach and bowels, more frequently than has been generally believed; and it is possible that there are good grounds for the opinion advanced by a celebrated teacher of medicine, that most febrile complaints are the effects of gastric and enteric inflammations. In the case of the subject of these experiments, inflammation certainly does exist to a considerable extent, even in an apparent state of health — greater than...
Page 91 - On applying the tongue to the mucous coat of the stomach, in its empty, unirritated state, no acid taste can be perceived. When food, or other irritants have been applied to the villous membrane, and the gastric papillte excited, the acid taste is immediately perceptible.
Page 244 - The gastric fluids extracted this morning were mixed with a large proportion of thick ropy mucus, and considerable mucopurulent matter, slightly tinged with blood, resembling the discharge from the bowels in some cases of chronic dysentery.
Page 296 - ... 45. That the motions of the stomach produce a constant churning of its contents, and admixture of food and gastric juice. 46. That these motions are in two directions ; transversely and longitudinally. 47. That the expulsion of the chyme is assisted by a transverse band, etc. 48. That chyle is formed in the duodenum and small intestines, by the action of bile and pancreatic juice, on the chyme.

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