Dental surgery for medical practitioners and students of medicine / by A.W. Barrett.

  • Barrett, Ashley W. (Ashley William)
Date:
1905
Catalogue details

Licence: In copyright

Credit: Dental surgery for medical practitioners and students of medicine / by A.W. Barrett. Source: Wellcome Collection.

Provider: This material has been provided by The University of Glasgow Library. The original may be consulted at The University of Glasgow Library.

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    Chapter II. THE FIRST DENTITION. Eruption of Temporary Teeth. Lancing the Gums. Absorption of Temporary Fangs. Re- lative Positions of Temporary and Permanent Teeth. Irregularity among Permanent Teeth caused by unduly retained temporary teeth. Decay among Temporary Teeth. Protrusion of Fangs of Temporary Teeth through the Gum. When to Extract Temporary Teeth. Eruption of temporary teeth.—The temporary or milk teeth are twenty in number, and their eruption usually begins and ends between the ages of six months and two and a half years. These are smaller and more blue in colour than the permanent teeth, and their fangs are more divergent. Reference may be made to a drawing in Chapter I. (fig. i) concerning their various forms. The following table gives the order and usual times of cutting of the members of this series. The 2 Lower Central Incisors, about 6th month. 2 Upper ,, 2 Lower Lateral 2 Upper 4 First Molars 4 Canines 4 Second Molars 8th ioth 12th 16th 20th ' 3°th