On the digestive ferments and the preparation and use of artificially digested food : being the Lumleian lectures for the year 1880, delivered before the Royal College of Physicians / by Wm. Roberts.

  • Roberts, Sir William, 1830-1899.
Date:
1880
Catalogue details

Licence: Public Domain Mark

Credit: On the digestive ferments and the preparation and use of artificially digested food : being the Lumleian lectures for the year 1880, delivered before the Royal College of Physicians / by Wm. Roberts. Source: Wellcome Collection.

Provider: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.

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    did not pass exactly as I anticipated. The annexed table shows the actual results. The weights, as before, are given in grams. Diet. Initial Weight. Weight on 8rd day. Weight on 5th day. Weight on 7th day. Weight on 10th day. Natural f No. 1—514 551—gain 37 570—gain 19 593—gain 23 618-gain 25 MUk. 1 „ 2-838 900— „ 62 936— „ 86 993— „ 67 1063- „ 70 HaU-pep- r tonised < Milli. L „ 8—626 „ 4—562 693- „ 67 645— „ 83 637— loss 6 638- „ 7 681—loss 6 648—gain 10 693— „ 12 683— „ 35 No interval was allowed to elapse between the two sets of experiments, so that the initial weights in the second set are the same as the terminal weights in the first set. The abrupt alteration in the diet of Nos. 3 and 4 produced a marked disturbance in their nutrition. But there was no declension in their general well-being, and they continued to take their modified diet with the same aviditv as before. In the first three days Nos. 3 and 4 showed an un- usual increase of weight—an increase quite out of proportion to that of their companions. Then came a check ; in the next four days they not only showed no gain, but showed even a slight loss of weight. In the last three days they began to gain weight again, and were evidently recovering from the temporary check caused by their change of diet. The exj)lana- tion of this series of events which has presented itself to [my miud is the following, but I by no