Endodontics Online Test

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Description: mds entrance
Number of Questions: 15
Created by: Naresh Verma
Tags: preparation Endodontics

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Which of the following is/are hybrid instrument(s)?

The first generation apex locators are

According to WHO nomenclature, pulp exposures of crowns come under __________ class.

Which of the following recent materials is considered to be the material of choice for perforation repair?

Which of the following is/are corticosteroid-antibiotic paste(s) used as canal dressing material?

Which of the following endo instruments has maximum flexibility and cutting efficiency?

Which of the following flap designs is/are most recommended for microsurgery in endodontics?

Apical surgery is least indicated in

Reamers are used with

Who coined the term microdentistry in 1980?

Which of the following statements is false about condensing osteitis?

Condensing osteitis is the response to a low-grade, chronic inflammation of the periradicular area.
Condensing osteitis is a mild irritation from pulpal disease that stimulates osteoblastic activity in the alveolar bone.
Condensing osteitis is usually asymptomatic.
Condensing osteitis is usually symptomatic.
The mandibular posterior teeth are most frequently affected in condensing osteitis.

Which of the following is used for enlargement of the calcified canals?

Which of the following statements is/are false about cleaning and shaping of the canal?

Shaping of canal is done after cleaning the apical 1/3^rd to ensure patency.
Shaping facilitates placement of instruments to the working length by increasing the coronal taper.
Shaping permits more accurate assessment of the apical cross-section diameter of the canal.
Only 1, 2 and 3
Shaping is necessary for more calcifications that occur from coronal portion to the apex.

Which of the following statements is false about balance force technique?

A flex-R file is used in balance force technique.
The coronal third of the canal is prepared using the crown-down technique in balance force technique.
Rotate the uncurved file clockwise from 90 to 180 degrees with light apical pressure to engage dentin in balance force technique.
Rotate the uncurved file clockwise from 180 to 270 degrees with light apical pressure to engage dentin in balance force technique.
Balance force technique has shown to reduce canal transportation and ledging.

Which of the following microorganisms is/are most commonly involved in failure of endodontically treated teeth due to extraradicular infection?

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