He has extensive experience in all aspects of Dentistry and post-graduate education in most areas. He has a very special interest in Dental Implants, Invisalign, Six Month Smiles, Cosmetic Dentistry, Smile Makeovers, complicated restorative cases, management of stress related Dental problems tooth-wear, headaches and difficult cosmetic cases.
View all posts by Dr Saleh Aria. Your email address will not be published. Appointments Email. Skip to content. International Standards Organisation In addition to both the methods above there is also the ISO system which is used widely by dentists internationally.
It uses a 2 digit system, the 1st digit indicates the quadrant as follows: upper right upper left lower left lower right In the ISO system, the 2nd number indicates which tooth, start counting from the front tooth and work backwards. The uses of different teeth There are different types of teeth in the mouth or groups of teeth, they all have specific uses: Incisors for biting into food and tearing off bite-size pieces. Canines for sharper biting forces concentrated into a point and also, historically for display in our ancestors.
Think of a gorilla who has large canines but does not use them for tearing food, rather they are used for display.
Premolars and molars for grinding food into smaller sized amounts. Starting at the tooth in the front and working backwards the tooth names are: Central. Most commonly they are referred to in lettering format. Dental Tips. Have you ever struggled reading your dental treatment plan from your local dentist? Sometimes, it feels like deciphering a difficult table from a college statistics book.
The treatment plans are presented based on ADA codes and abbreviated procedure names, not it layman terms you can understand. We want to help you take charge of your own dental care. Most of us know teeth based on names, such as molar, incisor, or wisdom tooth. At the dental clinic, human teeth are identified by their numbers. As shown in Fig. Teeth numbers 1 — 16 are on the upper jaw.
Teeth numbers 17 — 32 are in the lower jaw. As an example, teeth numbers 1, 16, 17, and 32 are your wisdom teeth. Teeth numbers 14 and 15 are your upper left molars. If you are getting cosmetic dentistry using veneers, you usually want to enhance the most visible part, teeth numbers 6 — 11 on the upper and 22 — 26 on the lower. Tooth Numbering System The universal numbering system identifies each tooth in a person"s mouth with an individual number.
Teeth Names and Functions Because most people do not have 32 teeth due to wisdom tooth extraction, congenitally missing them, or extraction due to non-restorable dental conditions, we will skip over any missing numbers. It is also important to know the names of the teeth, not just the numbers! Your front four teeth 7, 8, 9, 10 and your front lower four teeth 23, 24, 25, 26 are incisors. Incisors are mainly used for gripping, cutting and shearing food.
Incisors are the first thing people see when you flash your smile. Incisors also play a dominant role in speech. Moving further back are the canines or cuspids. On the upper jaw, canines are also named "eye teeth" because the long root almost points to the eye socket.
The canines are 6 and 11 upper jaw and 22 and 27 lower jaw. Canine teeth are relatively long and pointed, used primarily for holding food while it is being ripped in the mouth. Canines are an important guide for the bite of your teeth and are usually the first to wear away.
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