Nutrition in health and disease / James Henry Bennet.

  • Bennet, James Henry, 1816-1891.
Date:
1858
Catalogue details

Licence: Public Domain Mark

Credit: Nutrition in health and disease / James Henry Bennet. Source: Wellcome Collection.

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    vegetable substances which contain it in the largest proportion, such as wheat, oats, hay, &c. In the animal world, nitrogen appears to be in the ascendant, and to constitute the most important ele- ment in the animal formation; carbon, oxygen, and hydrogen occupying a secondary position. Even in the animal creation, however, carbon con- stitutes the greater part of the bulk. Thus lean beef, white of egg, and the curd of milk, when quite dry, pre- sent the following proportions (Professor Johnston):— Carbon PER CENT. . 55 Hydrogen . 7 Nitrogen . 16 Oxygen, with a little sul- phur and phosphorus . . 22 100 The greater amount of nitrogen contained in animal substances, as compared with vegetable, appears, however, to thoroughly modify their ana- tomical and physical character, and warrants the distinction generally recognised and established between carbonaceous and nitrogenous, or vegetable and animal, organizations. This simple fact is at the bottom of the entire
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