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).
When your dentist attaches a letter to a number, he or she is referring to the side or surface area of a tooth. M stands for mesial, which is a medical term for the front of a tooth. D stands for distal, or the rear side of a tooth. Other letters are used to describe different tooth surfaces.eeth 24 and 25 are the lower front teeth (called the lower left and right central incisors). The code letter refers to different parts or surfaces of the tooth. For example, M stands for mesial (the front surface of the tooth). D stands for distal (the back surface).