RHS Exam Terms, Exam Review. Graded A+
accurate - -correct or precise
ALARA - -as low as reasonably achievable; radiographic principle that dictates the use of every method available to reduce radiation exposure to the patient in order to minimize risks and adverse consequences of ionizing ...
ALARA - ✔✔-as low as reasonably achievable; radiographic principle that dictates the use of every
method available to reduce radiation exposure to the patient in order to minimize risks and adverse
consequences of ionizing radiation
angulation - ✔✔-direction of the position indicating device (PID) of the x-ray tubehead in a vertical or
horizontal direction to the radiographic film and/or teeth
anomaly - ✔✔-any deviation from normal
arch - ✔✔-collectively the teeth and bone of either the maxilla or mandible
cavity classification - ✔✔-numerical classification of cavities or restorations according to the surfaces of
the tooth involved; also called G.V. Black's Classification
cementum - ✔✔-special calcified tissue that covers the outer surface of the root of the tooth; bone-like
connective tissue that covers the root of the tooth and plays an important role in attaching the tooth to
the socket by means of the periodontal ligament
central beam - ✔✔-primary ray or beam emitted from the position indicating device (PID) of the x-ray
tubehead that consists of hard x-rays with short wavelengths
Class I cavity - ✔✔-decay found in pits and fissures on the occlusal 2/3 of posterior teeth or the lingual
surface on anterior teeth
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