Protecting All Childrens Teeth
Paper permission on file by Diona
Knowledge of the structures of the mouth, their locations,
and nomenclature is important in helping children maintain
Oral Cavity (mouth)
The entire oral cavity is lined with mucous
membrane tissue. The oral cavity consists
of the following two areas:
1. The vestibule is the space between the
teeth and the inner mucosal lining of the
lips and checks.
1. Anatomy of a tooth.
a. Anatomical crown- portion of tooth
b. Clinical crown- visible part of tooth
above the gum line.
Anatomy of the
Tissues of the Tooth
Enamel the hard tissue that covers the
crown portion of the tooth (hardest
substance in the body).
Cementum the substance covering the
root surface of the tooth.
Dentin the material forming the main
Rule of p-value:
If the p-value is small,
then we reject the null
The p-value is
The p-value is not the probability that H0 is true.
A small p-value does not mean H0 is false.
Sometimes, a t