.png){kind=logo}
PDF Download
FREE DENTISTRY AND STUDY GAMES ABOUT DAP 116
FINAL REVIEW EXAM QUESTIONS
Qs and Ans Expert- Explanation
This Exam contains:
-Guarantee passing score -83 Questions and Answers -format set of multiple-choice -Expert- 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
.png)