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Dental
| Term | Definition |
|---|---|
| Anatomic Nomenclature | The system of names for anatomic structures. |
| Anterior | Front of an area in relationship to the entire body |
| Posterior | Back of an area in relationship to the entire body |
| . Ventral | Directed toward the anterior |
| Dorsal | Directed toward the posterior |
| Superior | An area that faces toward the head and away from the feet |
| Inferior | An area that faces away from the head and toward the feet |
| Apex (plural apices) | Or tip is the pointed end of a conical structure |
| Midsagittal plane or median plane- | Divides the body into equal right and left halve |
| Sagittal Plane | Divides the body parallel to the midsagittal plane |
| Coronal Plane or Frontal Plane - | Divides the body at any level into anterior and posterior parts. |
| Transverse plane or Axial plane | Divides the body at any level horizontally into superior and inferior parts |
| Median | A structure located at the midsagittal plane or median plane |
| Medial | An area closer to the midsagittal plane or median plane of the body or structure within the body or structure as a whole |
| Mesial | Of, relating to, or being the surface of a tooth that is next to the tooth in front of it or that is closest to the middle of the front of the jaw |
| Lateral | An area farther from the midsagittal plane or median plane of the body or structure |
| Proximal | An area closer to the midsagittal plane or median plane |
| Distal | An area farther from the midsagittal plane or median plane in dentistry: of, relating to, or being the surface of a tooth that is next to the tooth behind it or that is farthest from the middle of the front of the jaw |
| Contralateral | A structure on the opposite side of the body |
| Superficial | A structure located toward the surface of the body |
| Deep | A structure located inward away from the body surface |
| Internal | The inner side of the wall of a hollow structure |
| External | The outer side of the wall of a hollow structure |
| Midsagittal Section or Medial Section | A division by the midsagittal (or median) plane. |
| Sagittal Section | A division by any sagittal plane. |
| Coronal Section or Frontal Section | A division by any coronal (or frontal) plane. |
| Transverse Section or Axial Section | A division by any transverse (or axial) plane. |