File:On disorders of digestion, their consequences and treatment (1886) (14576510658).jpg

Identifier: ondisordersofdig00brun (find matches)
Title: On disorders of digestion, their consequences and treatment
Year: 1886 (1880s)
Authors: Brunton, Thomas Lauder, Sir, bart., 1844-1916
Subjects: Digestion
Publisher: London : Macmillan
Contributing Library: University of California Libraries
Digitizing Sponsor: Internet Archive

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d. These different effects are partly dependent on thedifferent constitution of the individuals, and partly on the quantityand kind of the alcoholic beverage. We find that the samedifferences exist in the effect of walking exercise upon the mentalpowers. Exercise, like alcohol, both dilates the vessels andincreases the action of the heart. The mental processes of somepersons go on very slowly when they are walking, and if they areasked a question they stand still to think and answer it.^ Theycan think still better when they sit, and their brains are perhapsyet more active if they lie down. Others, again, do their brain-work more easily when walking about, and so instead of remain-ing at their desk they pace the room incessantly while thinking,and only take the pen in their hand when they are ready towrite. At first sight, it seems odd that the conditions mostfavourable for thought should be so different in two persons, andyet when we come to examine them more closely we find that both
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Fig. 18.—Tracing sliowing the increased circulation in the brain cansed by incliningthe head and body forwards. The tracing was taken by Brissaud and Fran9ois-Fianck, from the parietal region of a woman who had lost a large piece of bonefrom syphilis.—Marcys Traxauxfor liTil, p. 147- persons, in different ways, are seeking the same thing, viz. a fullersupply of blood to their brains. Position has a good deal to dowith this, the head receiving more blood \Yhen it is lowered than ^ It must be remembered that the effects here discussed may be due in greatmensure to diversion of nervous energy (xide the authors article on InhibitionCentral and Peripheral, West Riding Asylum Reports, vol. iv. p. 210), and notentirely to altered distribution of blood. 15G THE PHYSIOLOGICAL ACTION OF ALCOHOL. when it is high. Ahnost every one unconsciously shows this bybending forward instead of sitting upright when engaged in livelyconversation, and more especially in debate, when the greatestpossible m

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