Term paper. A term paper is a research paper written by students over an academic term, accounting for a large part of a grade. Term papers are generally intended to describe an event, a concept, or argue a point.
Figure 1. Crown of the tooth. The teeth are made up of two major parts: the crown and the root. The crown of the tooth is what is visible in the mouth (Figure 1). The root of the tooth is the portion which normally not visible in the mouth and is anchored within the bone (Figure 2).
have a common problem called âsensitive teeth.â Some of the causes include tooth decay, a cracked tooth, worn tooth enamel, worn fillings and tooth roots that are exposed as a result of aggressive tooth brushing, gum recession and periodontal (gum) disease. SYMPTOMS OF SENSITIVE TEETH A layer of enamel, the strongest substance in the body, protects the crowns of healthy teeth. A layer called cementum protects the tooth root under the