MDA Ch. 54 Endodontics

Obturate means to

fill a pulpal canal

List the causes of pulpal damage

Physical irritation or Trauma

How many radiographic images may be taken through the course of root canal therapy?

5 Initial, Working length, final instrumentation, root canal completion, recall

Abcesses

A localized area of pus that originates from an infection

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

Indirect pulp cap

Application of calcium hydroxide to a cavity preparation in which the dental pulp is fully or partially exposed

What is the success rate of root canal therapy?

Apprx 90-95%

Wht instrument has tiny projections and is used to remove pulp tissue

Broach

What dental instrument has tiny projections and can be used to remove pulp tissue?

Broaches

Dental material selected for a pulp cap is

Calcium hydroxide

What dental material is commonly selected for pulp capping?

Calcium hydroxide

What portion of the pulp is removed in a pulpotomy?

Coronal portion

Wht portion of the pulp would the dentist remove in pulpotomy

Coronal portion

Moisture control recommended by the ADA for the root therapy

Dental dam

What type of moisture control is recommended for root canal therapy?

Dental dam

The irrigation solution recommended during root canal therapy

Diluted sodium hypochlorite

What specialist performs root canal therapy?

Endodontist

percussion

Examine technique that involves tapping on the incisal or occlusal surface of the tooth to detecting vitality

Dental material commonly selected for obturation of the canal

Gutta-percha

What material is used for the obturation of a canal?

Gutta-percha

Wht type of file would b selected to enlarge a pulpal canal

Hedstrom

Pulpitis

Inflammation of the dental pulp

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

Nonvital

Not living

Wht surface of the posterior tooth would dentist enter with a rotary bur when opening a canal for root canal therapy

Occlusal

Reversible pulpitis

Occurs when there's pulpal inflammation but the pulp may be salvageable

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

What type of radiography would be exposed during the course of root canal therapy

Periapical

Indirect pulp cap

Placement of a medicament over a partially exposed pulp

Gutta percha

Plastic type of filling material used in root canal therapy

Rubber stop is placed on a file to

Prevent perforation Maintain the correct measurement of the canal

root canal therapy

Procedure whereby the dental pulp is removed and canal is filled with permanent dental Material

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

Periradicular

Referring to the area of nerves, blood vessels, and tissues that surrounds the root of a tooth

Root amputation

Removal of one or more roots without removal of the crown of the tooth

Pulpotomy

Removal of vital pulp frim the coronal portion of the tooth

debridement

Remove or clean out the pulp canal

Retrograde restoration

Small restoration placed at the apex of a root.

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)

Apicoectomy

Surgical procedure that involves the remival of the apex of the root

Apical curettage

Surgical removal of infectious material surrounding the apex of a root

Hemisection

Surgical separation of a multirooted tooth through the furcation area

Palpation

Technique of examining the soft tissue with the examiner's hands or fingertips are used yo evaluate the area

What are periradicular tissues?

The nerves, blood vessels, and tissues that surrounds the root of a tooth

perforation

To break through and extend beyond the apex of the root

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

endodontist

dentist specializing in prevention diagnosis and treatment of the dental pulp and periradicular tissue

control tooth

healthy tooth used as a standard to compare questionable teeth of similar size and structure during pulp vitality testing