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<p>CSV import</p> <p><b>New page</b></p><div>[[file:Mandibular_first_premolars01-01-06.png|thumb|right]] {{clear}}== Mandibular First Premolar ==<br /> <br /> The &#039;&#039;&#039;mandibular first premolar&#039;&#039;&#039; is one of the teeth located in the lower jaw, specifically positioned between the canine and the second premolar. It plays a crucial role in the [[mastication|chewing]] process and contributes to the overall [[occlusion (dentistry)|occlusion]] of the dental arches.<br /> <br /> == Anatomy ==<br /> The mandibular first premolar typically has a single [[root (dentistry)|root]] and a single [[cusp (dentistry)|cusp]]. The cusp is usually pointed and sharp, which aids in tearing food. The tooth has a prominent buccal cusp and a smaller lingual cusp. The [[occlusal surface]] of the mandibular first premolar is characterized by a well-defined central groove that separates the buccal and lingual cusps.<br /> <br /> == Function ==<br /> The primary function of the mandibular first premolar is to assist in the [[mastication|chewing]] and grinding of food. It also helps maintain the vertical dimension of the face and supports the [[canine teeth|canines]] in their function.<br /> <br /> == Development ==<br /> The mandibular first premolar typically erupts between the ages of 10 and 12 years. It is preceded by the [[primary teeth|primary first molar]], which it replaces. The development of this tooth is part of the transition from the primary to the permanent dentition.<br /> <br /> == Clinical Significance ==<br /> The mandibular first premolar is often involved in various dental procedures, including [[dental extraction|extractions]], [[root canal treatment|root canal treatments]], and [[dental restoration|restorations]]. Due to its position and function, it is susceptible to [[dental caries|caries]] and other dental issues.<br /> <br /> == Variations ==<br /> There can be variations in the anatomy of the mandibular first premolar, including differences in the number of roots and root canals. Some individuals may have a bifurcated root or additional cusps.<br /> <br /> == See Also ==<br /> * [[Maxillary first premolar]]<br /> * [[Mandibular second premolar]]<br /> * [[Tooth development]]<br /> * [[Dental anatomy]]<br /> * [[Occlusion (dentistry)]]<br /> <br /> == References ==<br /> {{Reflist}}<br /> <br /> == External Links ==<br /> {{Commons category|Mandibular first premolar}}<br /> <br /> [[Category:Teeth]]<br /> [[Category:Dentistry]]<br /> [[Category:Human anatomy]]<br /> <br /> {{medicine-stub}}</div>

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