Permanent dentition has basically four families of teeth, viz Incisors,Canines,Premolars, and Molars.
Incisors- Important for Aesthetics (looks), and Phonetics (speech) and to cut the food.
Canines- Most Important as it is very strong because of its long roots. Important for Tearing of food and aesthetics.
Premolars- Helps molars to chew food. And plays major role in correction of malaligned teeth (orthodontic treatment).
Molars- Major function is to chew food, Mastication. Plays a role of strong anchorage in orthodontic treatment.
Permanent dentition begins with the eruption of the first permanent molars.
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Either when a permanent molar erupts in the back or with the loss of a deciduous (baby) tooth and eruption of a permanent (adult) tooth taking its place. Whichever happens first.
dentition is a tooth specialist . he/she is more trained than a dentist.
The most common tooth injury related to sports in permanent dentition is a dental fracture, particularly enamel fractures. These injuries often occur due to impact during contact sports, leading to chips or cracks in the tooth structure. Another frequent occurrence is dental avulsion, where the tooth is completely knocked out. Proper protective gear, such as mouthguards, can significantly reduce the risk of these injuries.
Human dentition is not typically referred to as thecodont. The term thecodont describes a type of tooth attachment where the teeth are set in sockets in the jawbone. Humans have diphyodont dentition, meaning they have two sets of teeth (deciduous and permanent) that are not thecodont in structure.
Yes, you can you can get a cavity in a baby tooth as well as a permanent tooth.
Yes, you are born with tooth "buds" inside your alveolar bone (jaw bone under the gums in your upper & lower jaws. The buds grow into teeth below the surface of your gums and eventually the buds form the 20 teeth that erupt through your gums to form your baby teeth, know as your primary dentition. The term "dentition" is a collective term describing all your teeth. Once your primary dentition has erupted, the buds of your adult teeth, known as your permanent teeth (adult teeth), begin to grow in the bone. The growth of the permanent tooth is what begins to resorb the root structure of your primary teeth. The process of resorption is similar to dissolving. The roots of the teeth are what holds them securely in your jaw bone, so during root resrobtion (as the roort is dissolving), the primary tooth beomes loose and eventually falls out. Resorption is why there are no roots on baby teeth when they fall out. A permanent tooth then erupts in the lost primary tooth's place. Ultimately, 32 teeth (including your third molars, commonly called "wisdom teeth") erupt through your gums to form your permenent dentition. The 20 teeth in your primary dentition are labeled with a letter. 20 teeth are lettered A through T. A-J are the top baby teeth, K-T the lower baby teeth. The 32 teeth in your permanent dentition are labeled with numbers. The 32 teeth are numbered 1 through 31. 1-16 are the top teeth, 17-31 the bottom teeth. To count or label teeth, you begin counting on your upper right side, go accross to your upper left side, then "drop down" to your lower left side and continue counting until you reach the end on your lower right. You start & end counting on the right side. Example on permanent teeth: Tooth number 1 is the first tooth on your UPPER right side, and tooth 32 is the last tooth on your LOWER right side.
Left Maxillary 1st molar.
not as much as you think. It actually happens quite often. when it does, you treat that tooth as a permanent tooth and fill cavities. You can even crown a baby tooth if there is no permanent tooth underneath it. If you have a permanent tooth under it, they usually extract the baby tooth.
Submerged dentition. If a tooth is stuck and wants to come out but cannot, we call it an impacted tooth. Usually it is a third molar tooth that causes this condition. also known as impacted wisdom tooth.
1-The primary dentition is smaller in size than secondary dentition,except mesiodistal length of molar about 1/3 bigger than premolars. 2-Primary dentition is bluish,white and more opaque than secondary. 3-Primary dentition have more pronounced cervical margin. 4-Crowns of the anterior primary dentition are more bulbous,pronounced labial cingulum. Dr. Abdulwahab Al-kandari