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  2. en.wikipedia.org › wiki › Human_toothHuman tooth - Wikipedia

    Human teeth function to mechanically break down items of food by cutting and crushing them in preparation for swallowing and digesting. As such, they are considered part of the human digestive system. [1] Humans have four types of teeth: incisors, canines, premolars, and molars, which each have a specific function.

  3. www.medicalnewstoday.com › articles › 326754Teeth names: Diagram, types, and functions - Medical News Today

    2019年10月23日 · Summary. Teeth names include incisors, canines, premolars, and molars. Each type of tooth has a specific function, including biting, chewing, and grinding up food. Teeth are made up of...

    • Beth Sissons

  4. 圖片

    • Model Of Human Teeth Photograph by Science Photo Library - Pixels
    • The Anatomy Of A Tooth In Four Parts - Arc Dental
    • Know The 4 Different Types Of Teeth And Their Functions
    • Anatomy Of A Tooth And Function Of Teeth - Gambaran

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  5. zh.wikipedia.org › wiki › 人類牙齒人類牙齒 - 维基百科，自由的百科全书簡

    序言. 解剖学. 乳牙. 恒牙. 组成部分. 牙釉质. 牙本质. 牙骨质. 牙髓. 生长. 牙齿保护. 参考资料. 人類牙齒. 如果您擅长翻译，並清楚本條目的領域，欢迎协助。 此外，长期闲置、未翻譯或影響閱讀的内容可能会被移除。 人类牙齿 的主要功能是通过切割和磨碎的方式来分解食物，并且为吞咽和 消化 作准备。 人类共有四种不同类型的牙齿，即門齒、犬齒、前臼齿和臼齿。 每种类型的牙齿有不同的用途。 门齿用于切割食物，犬齿用于撕碎食物，臼齿用於碾碎食物。 成年人牙齿的牙根是嵌入在上颌骨（上颌）以及下颌骨（下颌）的 牙槽突 ，它们被牙龈覆盖。 牙齿是由多重组织组成，具有不同的密度和硬度。 人类和其他哺乳动物一样，都是 双套牙 (列)哺乳动物 。

  6. www.kenhub.com › en › libraryTooth anatomy: Structure, parts, types and functions | Kenhub

    2023年10月30日 · The tooth is one of the most individual and complex anatomical as well as histological structures in the body. The tissue composition of a tooth is only found within the oral cavity and is limited to the dental structures. Each tooth is paired within the same jawteeth

    • Content Manager
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  7. my.clevelandclinic.org › health › bodyTeeth: Anatomy, Types, Function & Care - Cleveland Clinic

    2023年1月26日 · There are four types of permanent teeth in humans: Incisors. Canines. Premolars. Molars. Incisors. Your incisors are the most visible teeth in your mouth. Most people have four incisors on the upper jaw and four on the lower. These include your front two teeth and the teeth on either side of them.

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  9. www.healthline.com › health › tooth-anatomyTooth Anatomy: Diagram, Structure and Function, Related ...

    2018年5月15日 · We’ll go over the anatomy of a tooth and the function of each part. We’ll also go over some common conditions that can affect your teeth, and we’ll list common symptoms to watch for.

  10. www.kenhub.com › en › libraryTooth anatomy: Names, types, structure, arteries, nerves | Kenhub

    2023年7月5日 · The human teeth are quite special because they grow twice during a lifespan, are essential structures for the mechanical digestion of food, and support certain facial features. Adult dentition consists of thirty-two teeth that share some common anatomical features and are classified into four groups: