; that is, bed. |
| grind it into fine particles, |
| mix it with saliva, and so =By what means should they be |
| begin its digestion; also to cleansed?= |
| aid in speaking and singing. |
| By a moderately stiff brush, |
| =How long should they last?= water, and floss silk. |
| |
| To the very end of life. =How should these be used?= |
| |
| =How do we lose them?= The brush should be first used in |
| a general way, high up on the |
| By decay, by loosening, and by gums length-wise of the jaws, to |
| accident. remove large particles and |
| stimulate the gums, then the |
| =What causes teeth to decay?= brush and the teeth should be |
| carefully rinsed with water. The |
| Particles of food decaying in brush should next be used with a |
| contact with them. rolling or circular motion, so |
| that the bristles will follow the |
| =Where does food lodge?= lines of all the grooves and |
| spaces in which the particles of |
| All along the edges of the gums, food have lodged, and so brush |
| in the spaces between the teeth, them out. Then again the mouth |
| and in the crevices of their should be rinsed with water. |
| grinding surfaces. |
| =Should the gums be brushed?= |
| =Can we prevent this loss?= |
| Yes, moderate friction helps to |
| Yes, to a large extent. keep them healthy. |
| |
| =How can we do it?= =How can the spaces between the |
| teeth be reached?= |
| By using the teeth properly and