FREE AND STUDY GAMES ABOUT CH41 EXAM QUESTIONS

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FREE AND STUDY GAMES ABOUT CH41 EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

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-Guarantee passing score -22 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: What size of dental film is used for imaging the anterior region of the mouth with the paralleling technique?

Answer:

#1

Question 2: Vertical angulation

Answer:

differs according to the technique being used.refers to the up-and-down plane.can be determined in degrees marked on the outside of the tubehead.Question 3: The American Academy of Oral and Maxillofacial Radiology recommends using the paralleling technique because

Answer:

it provides the most accurate image with the least amount of radiation exposure.

Question 4: One reason the bisecting technique is used is

Answer:

when patients have small mouths or low palatal vaults.

Question 5: An intraoral full-mouth survey contains

Answer:

both periapical and bitewing images.Question 6: When taking periapical x-rays, the patient's head is _____ for maxillary films and _____ for the mandibular arch.

Answer:

upright; tilted back slightly Question 7: When using a #2 film/sensor for anterior views using the paralleling technique, the number of anterior images taken is

Answer:

6 Question 8: The number of bitewing films needed is based on the curvature of the arch and the

Answer:

number of teeth present in the posterior areas.Question 9: To correct an elongated image on an x-ray view, the vertical angulation needs to be

Answer:

increased.Question 10: When taking radiographs using film, the white side of the film is always placed

Answer:

toward the teeth.

Question 11: When mounting radiographs, it is important to

Answer:

know the anatomy of the maxilla and mandible.mount the films in the order of the teeth.label the mount with the patient's name and date before mounting the films.Question 12: What is the usual number of posterior film sensor images taken in the parallel technique?

Answer:

8

Question 13: Angulation of the PID is critical to ensure that the central ray is perpendicular to the bisector line in which of the following techniques?

Answer:

Bisecting

Question 14: To minimize image distortion, the

Answer:

film must be positioned parallel to the long axis of the tooth.Question 15: The bisecting-angle instrument (BAI) uses _____ to determine the correct PID angulation.

Answer:

aiming rings Question 16: For the patient with a hypersensitive gag reflex, the teeth that should be exposed last are

Answer:

maxillary molars.

Question 17: The American Dental Association recommends that films be mounted

Answer:

according to the labial mounting method.Question 18: When using a size #1 film/sensor for anterior images using the paralleling technique, _____ maxillary and _____ mandibular images are exposed.

Answer:

four; three Question 19: The exposure sequence for the posterior teeth should begin with the _____ right _____ view.

Answer:

maxillary; premolar

Question 20: The molar bitewing image should be centered over the

Answer:

second molar.Question 21: When taking a premolar bitewing image, the anterior edge of the film sensor should be placed

Answer:

on the distal half of the canine.Question 22: Each of the following statements is true about taking radiographs using the paralleling technique except

Answer:

the film sensor must be placed directly against the teeth being exposed.