![]() Pit and fissure cavities occur on the chewing surface of your teeth” ( Source). “Smooth surface cavities occur on the smooth sides of your teeth, while root cavities develop on the surface over the roots. Here’s what the Mayo Clinic describes the three different types of cavities: Take a look at this diagram that illustrates the three different types: You are probably fairly familiar with cavities, but do you know the different types of cavities? There are three different types: the smooth surface cavity, the pit and fissure cavity, and the root cavity. Cavities, also called tooth decay or caries, are caused by a combination of factors, including bacteria in your mouth, not cleaning your teeth well, frequent snacking and sipping sugary drinks” ( Source ). Home / Blog / Types of Cavities Types of Cavities Īccording to the Mayo Clinic, “cavities are permanently damaged areas in the hard surface of your teeth that develop into tiny openings or holes. Gum Disease Treatment and Periodontal Care.Soft tissue fibres that surround the tooth root connecting the tooth to the surrounding jaw bone. It runs down the centre of the tooth root/s connecting to the blood and nerve supply in the surrounding jaw bone. The soft tissue in the centre of the tooth that contains nerves and blood vessels. This outer layer is not as strong as enamel. The hard tissue layer covering the surface of the tooth roots. Dentine is made of tiny tubes with nerve fibres present which gives the dentine feeling. This is the inside layer of the tooth that is protected by the hard enamel. ![]() There are no nerves in the tooth enamel and it cannot feel pain. Tooth enamel cannot repair itself when damaged. It is the hardest substance in the human body and protects the inside parts of the tooth. The horseshoe-shaped vestibule is situated anteriorly. Tooth enamel is the hard, white calcified tooth structure that makes up the outside layer of the crown. The two divisions of the oral cavity are the vestibule and the mouth cavity proper. Premolars can have one or two roots while upper molar teeth generally have three roots and lower molar teeth have two roots. The tooth roots are located below the gum and hold the teeth within the jaw bone. Dental charts usually consist of a diagram that defines the whole structure of your teeth with specific information about the condition of your teeth and gums. The crown is the part of the tooth that is visible above the gums, inside the mouth. If you do not have a dentist, you can find an ADA member dentist near you by using Find-a-dentist. If you have concerns that your child's adult teeth are not yet present in the mouth when you think they should be, it is best to have their teeth checked by a dentist. The below image shows when each adult tooth appears in the mouth. No baby teeth need to fall out for the adult molar teeth to appear in the mouth. Only adults have premolar teeth. The premolar teeth replace the baby molar teeth and the adult molar teeth develop behind these. The third molar teeth, which are commonly called ‘ wisdom teeth’, often do not fit in the mouth or need to be removed.Ĭhildren have incisors, canine, and molar teeth. Most adults will have twelve molars in total but may only have eight molar teeth present in their mouth. The large molar teeth are located at the back of the mouth. Premolar teeth are used to tear and crush food. There is usually two present in each corner of the mouth. The premolar teeth are located between the canine and molar teeth. Canine teeth are the sharpest teeth and are used for tearing food apart. One canine tooth is located in each corner of the mouth. ![]() There are four canine teeth in the mouth. The teeth next to them are called the ‘lateral’ incisors. ![]() The two middle incisors are called the ‘central’ incisors. There are eight incisors in the human mouth, four in the upper jaw and four in the lower jaw. The incisors are the front four teeth located in both the top and bottom jaws. There are four types of teeth found in the adult human mouth. The dental notation for the upper-jaw teeth uses the upper-case letters I to denote incisors, C for canines, P for premolars, and M for molars, and the lower. ![]()
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