| NAPDP | National Association of Prepaid Dental Plans |
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| NDA | National Dental Association; New Drug Application; no data available; no detectable activity; no det... |
| NDC | National Data Communications; National Drug Code; Naval Dental Clinic; nondifferentiated cell |
| NDS | Naval Dental School; neurologic deficit score; new drug submission; normal dog serum |
| NIDR | National Institute of Dental Research |
| dental surgeon | A general practitioner of dentistry; a dentist with the D.D.S. Or D.M.D. Degree. (05 Mar 2000) |
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| dental syringe | A breech-loading metal cartridge syringe into which fits a hermetically sealed glass cartridge containing the anaesthetic solution. (05 Mar 2000) |
| dental technicians | Individuals responsible for fabrication of dental appliances. (12 Dec 1998) |
| dental tubercle | A small elevation on some portions of a crown produced by an extra formation of enamel. Synonym: tuberculum dentis, crown tubercle, tubercle of tooth, tuberculum coronae. (05 Mar 2000) |
| dental tubules | Minute, wavy, branching tubes or canals in the dentin; they contain the long cytoplasmic processes of odontoblasts and extend radially from the pulp to the dentoenamel junction. Synonym: dental tubules, dentinal canals, dentinal tubules, tubuli dentales. (05 Mar 2000) |
| dental ulcer | An ulcer on the oral mucuous membrane caused by biting or by rubbing against the edge of a broken tooth. (05 Mar 2000) |
| dental veneers | The use of a layer of tooth-coloured material, usually porcelain or acrylic resin, applied to the surface of natural teeth, crowns, or pontics by fusion, cementation, or mechanical retention. (12 Dec 1998) |
| dental waste | Any waste product generated by a dental office, surgery, clinic, or laboratory including amalgams, saliva, and rinse water. (12 Dec 1998) |
| impaction, dental | Teeth pressing together. For example, molar teeth (the large teeth in the back of the jaw) can be impacted, cause pain and require pain medication, antibiotics, and surgical removal. (12 Dec 1998) |
| in dental surgery | An operation in which a portion of the mucoperiosteal tissues is surgically detached from the underlying bone or impacted tooth for better access and visibility in exploring the area covered by the tissue. See: flap. (05 Mar 2000) |
| infection control, dental | Efforts to prevent and control the spread of infections within dental health facilities or those involving provision of dental care. (12 Dec 1998) |
| inferior dental artery | <anatomy, artery> Origin, 1st part of maxillary artery; distribution, through mandibular foramen/canal to lower teeth and chin; branches, artery to mylohyoid, mental artery, dental arteries. Synonym: arteria alveolaris inferior, inferior dental artery. (05 Mar 2000) |
| inferior dental canal | The canal within the mandible that transmits the inferior alveolar nerve and vessels. Its posterior opening is the mandibular foramen. Synonym: canalis mandibulae, inferior dental canal. (05 Mar 2000) |
| inferior dental foramen | The opening into the mandibular canal on the medial surface of the ramus of the mandible giving passage to the inferior alveolar nerve, artery, and vein. Synonym: foramen mandibulae, inferior dental foramen. (05 Mar 2000) |
| inferior dental nerve | <anatomy, nerve> One of the terminal branches of the mandibular, it enters the mandibular canal to be distributed to the lower teeth, periosteum, and gingiva of the mandible; a branch, the mental nerve, passes through the mental foramen to supply the skin and mucosa of the lower lip and chin. Synonym: nervus alveolaris inferior, inferior dental nerve. (05 Mar 2000) |