MDA Ch. 54 Endodontics

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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


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