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Purchase of this book includes free trial access to www.million-books.com where you can read more than a million books for free. This is an OCR edition with typos. Excerpt from book: CHAPTER II. THE DIGESTION OF INFANTS AND CHILDREN. All, living beings undergo a change in the material composing them. The old is replaced by new, and this in its turn becoming old is discharged to give place to material still newer. The body is thus ever changing and ever new, as much so in the old man who totters under the weight of years, as in the infant of a day or an hour. This change of material is at the first stage of life accomplished through medium of the mother;?but at birth, when the infant acquires an independent existence of its own, the organs with which it is provided come into operation, and the supply and change are effected through their means. Sect. 1.?Organs and Phenomena of Digestion. The organs of digestion are the most important in the assimilation of new material to the body, and on this account, as well as from the priority of their development in organized beings, merit our first attention. They consist of the Mouth and its parts? the Gullet?the Stomach and its continuation in the alimentary canal. It would be impossible in the narrow limits we have prescribed to ourselves, togive any correct description of the mechanism of these parts; suffice it to say, they are perfectly adapted to the ends to be accomplished, namely, the preparation of the food for swallowing?its digestion? and the absorption of the nutritive parts into the circulation. But we cannot avoid here remarking on the wonderful circumstance that all these parts are as able to perform their function at birth as at any future period of existence. The infant can suck as well at its first trial as after the longest training; and the whole organs are equally efficient then as after the most lengthened experience of their duty. Unlike the senses and intellect, that require a tedious cou...
| ISBN-13 | 9780217027984 |
|---|---|
| ISBN-10 | 0217027989 |
| Weight | 0.39 Pounds |
| Dimensions | 9.00 x 6.00 x 0.27 In |
| List Price | $19.99 |
| Format | Paperback |
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| Pages | 112 pages |
| Publisher | |
| Published On | 2009-08-01 |
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