| | |
13. Calcium, a metal, basis of lime, found chiefly in | | |
bones and teeth; weighs | 3 | 13 | 190
| | |
14. Iron, a metal essential in the coloring of the | | |
blood, and found everywhere in the body; | | |
weighs | 0 | 0 | 65
| | |
15. Manganese. } Faint traces of both these metals | | |
} | | |
16. Copper metals.} are found in brain and blood, | | |
but in too minute portions to be given by | | |
weight. | | |
|------|-----|-----
Total | 154 | 0 | 0

The second table gives the combinations of these elements; and, though a
knowledge of such combinations is not as absolutely essential as the
first, we still can not well dispense with it. The same weight--one
hundred and fifty-four pounds--is taken as the standard.

COMPOSITION OF THE BODY.

---------------------------------------------------------|------|-----|-----
| Lbs. | Oz. | Grs.
---------------------------------------------------------|------|-----|-----
1. Water, which is found in every part of the body, | | |
and amounts to | 109 | 0 | 0
| | |
2. Fibrine, and like substances, found in the blood, | | |
and forming the chief solid materials of the | | |
flesh | 15 | 10 | 0
| | |
3. Phosphate of lime, chiefly in bones and teeth, but | | |
in all liquids and tissues | 8 | 12 | 0

4. Fat, a mixture of three chemical compounds, | | |
and distributed all through the body | 4 | 8 | 0
|