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Laminate -thin plastic or porcelain veneer produced in a dental laboratory and then
bonded to a tooth
Laughing gas - nitrous oxide; odorless inhalation agent that produces
relative analgesic (sedation); reduces anxiety and creates a state of relaxation
Lesion
-injury of bodily tissue due to infection, trauma or tumor
Local anesthesia -partial
or complete elimination of pain sensation by blocking nerve impulses