Chapter 54 Review Questions-Endodontics
Tooth #5 is being tested for possible root canal therapy. What tooth would be used as a control tooth?
#12
Obturate means to ______________________.
fill up a canal
__________________ is a surgical procedure that involves the removal of the apex of a root.
Apicoectomy
What instrument has tiny projections and is used to remove pulp tissue?
Broach
What portion of the pulp would the dentist remove in a pulpotomy?
Coronal portion
is completed to remove or clean out the pulpal canal.
Debridement
A dentist who specializes in the prevention, diagnosis, and treatment of the dental pulp and periradicular tissues is a
Endodontist
What specialist has been taught to perform root canal therapy?
Endodontist
The material most commonly used for obturation of the canal is _________________.
Gutta-percha
What type of file is best suited for canal enlargement
Hedstrom
What surface of a posterior tooth would the dentist enter with a rotary bur when opening a canal for root canal therapy?
Occlusal
is an examination technique in which the examiner's hands or fingertips are used
Palpation
When the dentist taps on a tooth, what diagnostic test is being performed?
Percussion
is an examination technique that involves tapping on the incisal or occlusal surface of a tooth to determine vitality
Percussion
What type of radiograph would be exposed through the course of root canal therapy?
Periapical
is an inflammation of the dental pulp.
Pulpitis
is inflammation of the dental pulp.
Pulpitis
A small restoration placed at the apex of a root is called a/an
Retrograde restoration
occurs when there is a form of pulpal inflammation but the pulp may be salvageable.
Reversible Pulpitis
Is pain considered a subjective or objective component of a diagnosis by the dentist?
Subjective
A/An _________ is a localized area of pus that originates from an infection.
abscess
What urgent situation can result if bacteria reach the nerves and blood vessels of a tooth?
abscess
A/An ___________ is the surgical removal of infectious material surrounding the apex of a root.
apical curettage
Another term for necrotic is _________________.
both dead and nonvital
The dental material most commonly preferred for pulp capping is ________________.
calcium hydroxide
A/An _________ is a healthy tooth used as a standard to compare questionable teeth of similar size and structure during pulp vitality testing.
control tooth
The moisture control technique recommended by the ADA for root canal therapy is ________________.
dental dam
The irrigation material most commonly used during root canal therapy is ________________.
diluted calcium hydroxide
A/An _________ is the application of calcium hydroxide to a cavity preparation that has an exposed dental pulp.
direct pulp cap
is a plastic type of filling material used in root canal therapy.
gutta-percha
The surgical separation of a multirooted tooth through the furcation area is called a
hemisection
A/An _________ is the placement of calcium hydroxide over a partially exposed pulp.
indirect pulp cap
A rubber stop is placed on a file to _______________.
maintain the measurement of the file and prevent perforation
What term, other than "dead", means not living
nonvital
To break through and extend beyond the apex of the root is
perforation
Nerves, blood vessels and tissue that surround the root of a tooth are called
periradicular
The diagnosis of inflamed pulp tissues is _____________.
pulpitis
A/An __________ is the removal of a vital pulp from the coronal portion of a tooth.
pulpotomy
is the procedure of removing dental pulp and filling the canal with material.
root canal therapy
Periradicular tissues are ________________________.
tissues that surround the root of a tooth
