FREE DENTISTRY AND STUDY GAMES ABOUT DAP 116

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FREE DENTISTRY AND STUDY GAMES ABOUT DAP 116

FINAL REVIEW EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -83 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: TRUE OR FALSE: in panoramic radiography the film and the tubehead rotate around the patient

Answer:

TRUE

Question 2: developer strength can be checked by

Answer:

using a reference radiograph and stepwedge

Question 3: an intraoral fmx on an adult consists of how many films

Answer:

18-20 Question 4: the correct position of the Frankfort plane for a diagnostically correct panoramic radiograph is

Answer:

parallel to the floor

Question 5: in adults a # _ size intraoral film is used for the occlusal technique

Answer:

4

Question 6: The most critical component in film processing quality control is

Answer:

maintaining the freshness of the processing solutions Question 7: true or false: the orbital path of an electron around the nucleus is called an electron shell

Answer:

TRUE Question 8: the guidelines for prescribibng dental radiographs issued by the american dental association and the FDA recommend what following dental radiographic procedures for a pregnant patient

Answer:

radiographic procedures do not need to be altered because of pregnancy Question 9: the exposure controls allow the ____ to be adjusted on the panoramic xray unit to accommodate patients of different sizes

Answer:

milliamperage and kilovoltage

Question 10: after removing each exposed film from the patients mouth

Answer:

wipe saliva from the film packet using a dry 2x2 or paper towel

Question 11: the bitewing film shows what

Answer:

the crowns and interproximal areas of the maxillary and mandibular teeth the crestal bone Question 12: a periapical radiograph shows the tooth from the occlusal surface or incisal edge to the

Answer:

bone about 2-3 mm beyond the apex

Question 13: what must be used on all patients for all radiographic exposures

Answer:

lead apron and thyroid collar Question 14: which component of the xray machine functions in positioning the tubehead

Answer:

extension arm Question 15: according to the centers for disease control ( CDC ) guidelines for infection control in dental health care settings 2003 , digital radiography sensors

Answer:

should use FDA cleared barriers Question 16: angulation of the PID is critical to ensure that the central ray is perpendicular to the bisector line in whihc of the following techniques

Answer:

bisecting and bitewing

Question 17: the american dental association recommends that films be mounted

Answer:

according to the labial mounting method

Question 18: the uses of dental radiographs include the detection of

Answer:

bone loss in its early stages

Question 19: which of the following statements is true

Answer:

digital storage phosphor imaging is a wireless method Question 20: The process of informing the patient about the nature and purpose of dental radiographs is termed

Answer:

disclosure

Question 21: A film cassette made of plastic or metal is used to hold and protect the extraoral film. During exposure, the ____ side of the cassette must alwyas face the patient

Answer:

front Question 22: The dentist who is credited with the first practical use of radiographs in dentistry in 1896

Answer:

• Edmund Kells

Question 23: Which of the following time and temperature errors will result in reticulation of the film emulsion

Answer:

sudden temperature change between developer and water bath

Question 24: what is the bitewing radiograph used for

Answer:

to detect periodontal disease and interproximal disease

Question 25: advantages of panoramic radiography include

Answer:

the entire maxilla and mandible are seen on one film, it is easy and quick to learn how to expose a panoramic radiograph, patients prefer panoramic radiographs and are exposed to less radiation Question 26: the degree of density or blackness on a radiograph is controlled by

Answer:

the milliampere seconds

Question 27: The most commonly used film size for adult intraoral dentistry is

Answer:

size 2

Question 28: what will improve the sharpness of a radiographic image

Answer:

smaller film crystal size