Dental Assisting Mod 130

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nikkij85243
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118166
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Dental Assisting Mod 130
Updated:
2011-11-20 22:06:50
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Terminology Unit1
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Unit1
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  1. Concept of radiation protection that states that all exposures should be kept as low as reasonably.
    Alara Concept
  2. The negative electrode in the x-ray tube.
    Cathode
  3. X-ray at center of beam.
    Central Ray
  4. Differences in degrees of blackness on a radiograph.
    Contrast
  5. The portion of the x-ray unit that contains the master switch, the indicator light, the selector buttons, and the exposure button.
    Control Panel
  6. The overall darkness or blackness of a radiograph.
    Density
  7. Change in the size of an image on a radiograph caused by incorrect vertical angulation.
    Distortion
  8. Flexible arm that is attached to the x-ray tubehead.
    Extension Arm
  9. A small round opening in a bone through which blood vessels, nerves, and ligaments pass; plural, foramina
    Foramen
  10. Process by which electrons are removed from atoms, causing the harmful effects of radiation in humans.
    Ionization
  11. Highest voltage of radiograph tube used during a radiograph exposure.
    Kilovoltage
  12. Time between exposure to ionizing radiation and appearance of symptoms.
    Latent Period
  13. Device used to protect the reproductive and blood-formaing tissues from scatter radiation.
    Lead Apron
  14. The strongest and most obvious muscle of mastication.
    Masseter
  15. One one-thousandth (1/1000) of an ampere, a unit of measurement used to describe the intensity of an electrical current.
    Milliampere
  16. Forms of waves of energy emission through space or material.
    Radiation
  17. A form of secondary radiation that occurs when an x-ray beam has been deflected from its path by interaction with matter.
    Scatter Radiation
  18. Joint on each side of the head that allows for movement of the mandible.
    Temporomandibular Joint
  19. The part of the x-ray unit that contains the x-ray tube, thr high-voltage and low-voltage transformers, and insulating oil.
    Tubehead
  20. The process of the maxillary bones that extends upward to articulate with the zygomatic bone.
    Zygomatic Process

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