B

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• base
  
  base cement placed under a dental restoration to insulate the pulp (nerve chamber)
  
  
• bicuspid or pre-molar
  
  bicuspid or pre molar transitional teeth behind the cuspids
  
  
• bifurcation (trifurcation)
  
  bifurcation (trifurcation) juncture of two (three) roots in posterior teeth
  
  
• biopsy
  
  biopsy removal of a small piece of tissue for microscopic examination
  
  
• bite
  
  bite relationship of the upper and lower teeth on closure (occlusion)
  
  
• bite wings
  
  bite wings caries (decay) detection x rays
  
  
• bleaching
  
  bleaching chemical or laser treatment of natural teeth for whitening effect
  
  
• block injection
  
  block injection anesthesia of a nerve trunk that covers a large area of the jaw a mandibular block injection produce numbness of the lower jaw, teeth, half the tongue
  
  
• bonding
  
  bonding adhesive dental restoration technique a tooth colored composite resin to repair and or change the color or shape of a tooth
  
  
• bone resorption
  
  bone resorption decrease in bone supporting the roots of teeth a common result of periodontal (gum disease)
  
  
• braces
  
  braces devices used by orthodontists to gradually reposition teeth to a more favorable alignment
  
  
• bridge
  
  bridge stationary dental prosthesis (appliance) fixed to teeth adjacent to a space replaces one or more missing teeth, cemented or bonded to supporting teeth or implants adjacent to the space
  
  
• bruxism
  
  bruxism grinding or gnashing of the teeth, most commonly while the patient is asleep
  
  
• bruxomania
  
  bruxomania persistent "nervous" grinding of the teeth while the patient is awake