MDA Ch. 54 Endodontics
What type of moisture control is recommended for root canal therapy?
Dental dam
How many radiographic images may be taken through the course of root canal therapy?
5 Initial, Working length, final instrumentation, root canal completion, recall
What can result if bacteria reach the nerves and blood vessels of a tooth?
Abscess
What surgical procedure involves removal of the apex of a root?
Apicoectomy
What is the success rate of root canal therapy?
Apprx 90-95%
What dental instrument has tiny projections and can be used to remove pulp tissue?
Broaches
What portion of the pulp is removed in a pulpotomy?
Coronal portion
What specialist performs root canal therapy?
Endodontist
What material is used for the obturation of a canal?
Gutta-percha
What type of file is best suited to shape and contour the pulpal canal?
K-type file
What surface of an anterior tooth will the dentist enter when performing root canal therapy?
Lingual surface
Give another term used for necrotic or necrosis
Nonvital
Can endodontic files be placed in a handpiece for use?
Only rotary-operated files
When the dentist taps on a tooth, what diagnostic test is being performed?
Percussion
List the different diagnostic tests
Percussion, Palpation, Thermal sensitivity, Electrical pulp testing, Radiographic testing
List the causes of pulpal damage
Physical irritation or Trauma
What does the term obturate mean?
Process of filling a root canal
List the types of Endodontic procedures
Pulp capping (Indirect and Direct) Pulpotomy- removal of the coronal portion of the pulp Pulpectomy- Root Canal therapy
What diagnosis is given when pulpal tissues are inflammed?
Pulpitis
What dental material is commonly selected for pulp capping?
Pulpotomy
What type of irrigation solutions are available for root canal therapy?
Sodium hypochlorite(bleach), Hydrogen peroxide, Parachlorophenol
Would "pain"be a subjective or objective component of a diagnosis?
Subjective (patient complaint)
What are periradicular tissues?
The nerves, blood vessels, and tissues that surrounds the root of a tooth
Why is a rubber stop used on a file?
To prevent perforation (making a hole) of the apex of the tooth
Tooth #21 is the questionable tooth for a possible endodontic treatment. What tooth would be used as a control tooth?
Tooth #5