Learning objectives
After completing this study unit you will be able to:
Teeth are a major component of the oral cavity and are essential for the beginning of the digestive process.
Teeth are made up of three specialized tissues:
The gingivae (sg. gingiva) (gums) are found in the oral cavity and comprise the surrounding part of the teeth. They consist of mucosal tissue that covers the alveolar processes of the maxilla and mandible and finish at the neck of each tooth.
There are two types of gingivae: the marginal gingiva that is mobile and surrounds the neck of the tooth as well as the attached gingiva, which lies between the mobile gingiva and the alveolar gingiva.
The gingival epithelium encompasses the external surface of the gingiva including the mobile and fixed areas as well as the gingival sulcus and the junctional epithelium. It is divided into the following major sections:
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