Dental Assisting Mod 130

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nikkij85243
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118225
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Dental Assisting Mod 130
Updated:
2011-11-22 15:02:30
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Exam Review Sheet unit1
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  1. Name two sections of the skull.
    Cranium and Face
  2. How many bones cover and protect the brain?
    8 bones
  3. The bones of the ______ are located in the top portion of the skull and it protects the brain.
    Cranium
  4. Which two bones of the cranium is located on the sides and creates the temporomandibular joint with the mandibular bone?
    Temporal region
  5. Which bone of the cranium creates the back and base?
    Occipital bone
  6. How many bones make of the face?
    14 bones
  7. What bone is the longest and only moveable bone of the face?
    Mandible
  8. The_____ process of the mandible lies in the glenoid fossa.
    Mastoid
  9. What is bruxism?
    Grinding of the teeth
  10. Name three salivary glands and where they are located.
    • 1. Parotid - it is located in an area just below and infront of the ear.
    • 2. Submandibular - it lies beneath the mandible in the submandibular fossa.
    • 3. Sublingual - sublingual duct also known as bartholins duct.
  11. Where dose the external carotid artery supply blood?
    Tongue, Face, Ears, and wall of cranium.
  12. There are twelve pairs cranial nerves that are connected to the _____.
    Brain
  13. Name all four sinuses and where they are located?
    • 1. Maxillary Sinuses - Paranasal sinuses
    • 2. Frontal Sinuses - On the fronthead above the left and right eye.
    • 3. Ethmoid Sinuses - Orbital cavity by a very thin layer of bone.
    • 4. Sphenoid Sinuses - Located close to the optic nerve.
  14. Is the use of dental radiographs includes the detection of bone loss in its early stage?
  15. Does the exposure to radiation have the potential to cause harmful biological changes no matter how small it may be?
    Yes
  16. Wilhelm Conrad Roentgen discovered x-ray in what month_____day_____ and year_____?
    November 8 1895
  17. What is Matter?
    Is anything that occupies space and has form or shape.
  18. What is photon?
    Is a minute (tiny) bundle of pure energy that has no weight or mas.
  19. What is energy?
    Is defined as the ability to do work.
  20. The shorter the _______ of the x-ray the greater their energy.
    Wavelength
  21. Is the x-ray tube the heart of the x-ray generating system?
    Yes
  22. _________ radiation is created when the primary beam interacts with matter.
    Secondary
  23. What is radiopaque?
    White or Light gray
  24. What is radiolucent?
    Dark
  25. Metal restorations may appear lighter on an x-ray so it is __________ .
    Radiopaque
  26. Soft tissue may appear darker on an x-ray so it is ______ .
    Radiolucent
  27. ______ is the range of shades of gray between black and white on a radiograph.
    Contrast
  28. The _____ the film crystal size the sharper the radiographic image.
    Smaller
  29. Is damage due to ionizing x-radiation to genetic cells can affect future generations?
    Yes
  30. Does the kidney have the highest radiation sensitivity?
    • No
    • Small lymocytes, bone marrow, and productive cell have the highest
  31. A ___ apron with a _____ collar must be used on all patients for all exposures.
    Lead and Thyroid
  32. When exposing radiographs stand _______ feet from the x-ray unit unless behind a barrier.
    6 Feet

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