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Dentinal Hypersensitivity: A Review
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Course Author(s): Patricia A. Walters, RDH, MSDH, MSOB
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  1. The prevalence of dentinal hypersensitivity has been reported over the years in a variety of ways; as _______________.
  1. Dentinal hypersensitivity has been shown to peak in 20 to 30 year olds and then rise again when in their _____.
  1. Dentinal hypersensitivity has been researched extensively through the years and many authors express an agreement that dentinal hypersensitivity is _______________.
  1. The “hydrodynamic theory” is widely accepted as the cause of tooth sensitivity.
  1. Assumptions of the hydrodynamic theory conclude that when the fluids within the ____________ are subjected to temperature changes or physical osmotic changes, the movement stimulates a nerve receptor sensitive to pressure, which leads to the transmission of the stimuli.
  1. Various stimuli that are reported to cause the transmission of sensation are ____________.
  1. The most important variable affecting the fluid flow in dentin is the pH of the stimulus.
  1. A comprehensive dental examination will ultimately rule out other underlying conditions for which sensitivity is a symptom, such as the following EXCEPT:
  1. The response to stimuli _______________
  1. One of the most common reasons a dental patient would have exposed dentinal tubules is:
  1. Invasive treatments may include all the following EXCEPT:
  1. Over-the-counter treatment options, such as dentifrices and strips, are considered to be a simple, cost-effective and efficacious first line of treatment for most patients.
  1. Potassium nitrate is the most widely available desensitizing toothpaste active ingredient.  The potassium ions are thought to _______________.
  1. An over-the-counter strip containing _______________ occludes dentinal tubules and provides targeted delivery to the site of sensitivity.
  1. The following are are examples of in-office treatments:
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