TEACH Lesson Plan
IANNUCCI AND HOWERTON: Dental Radiography: Principles and Techniques, 5th Edition
7 Dental X-Ray Film
CHAPTER REVIEW ANSWER KEY
Fill in the Blank
1. protective layer
Multiple Choice
12. c
Rationale: An intraoral film is one that is placed inside the mouth during x-ray exposure.
Chapter 7: Dental X-Ray Film 2
TEACH Lesson Plan
IANNUCCI AND HOWERTON: Dental Radiography: Principles and Techniques, 5th Edition
Multiple Choice (Continued)
18. a
Rationale: The largest film used intraorally is size 4 film; this is used as an occlusal projection to view
large areas of the maxilla or mandible.
23. b
Rationale: A nonscreen extraoral film requires more exposure time than a screen film and is not
recommended for use in dental radiography.