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Unit 1 Dental Vocab
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 halves |
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 |