Dental Radiography principals and Techniques 5th edition by Joen Iannucci
Dental Radiography principals and Techniques 5th edition by Joen Iannucci
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Chapter 07: Dental X-Ray Film
Complete Chapter Questions With Answers
Sample Questions Are Posted Below
MULTIPLE CHOICE
| a. | The film is placed to the buccal of the teeth. |
| b. | The film is placed to the lingual of the teeth. |
| c. | A periapical film is an extraoral film. |
| d. | A bite-wing film is an extraoral film. |
ANS: B
The film is placed to the lingual of the teeth. A periapical film is an intraoral film. A bite-wing film is an intraoral film.
DIF: Comprehension REF: Page 60 OBJ: 3
TOP: CDA, RHS, I.B.1.b.iii. Describe the parts of a radiographic film packet, the different types of digital image receptors, and the functions of both MSC: NBDHE, 2.5 General
| a. | Film base |
| b. | Adhesive layer |
| c. | Gelatin |
| d. | Halide crystals |
ANS: A
The film base provides a stable support for the emulsion. The adhesive layer serves to attach the emulsion to the base. The gelatin is used to suspend and evenly disperse millions of microscopic silver halide crystals. The halide crystals absorb radiation during x-ray exposure.
DIF: Comprehension REF: Page 60 OBJ: 3
TOP: CDA, RHS, I.B.1.b.iii. Describe the parts of a radiographic film packet, the different types of digital image receptors, and the functions of both MSC: NBDHE, 2.5 General
| a. | shellac. |
| b. | cardboard. |
| c. | acetate. |
| d. | polyester plastic. |
ANS: D
The film base is a flexible piece of polyester plastic.
DIF: Recall REF: Page 60 OBJ: 3
TOP: CDA, RHS, I.B.1.b.iii. Describe the parts of a radiographic film packet, the different types of digital image receptors, and the functions of both MSC: NBDHE, 2.5 General
| a. | amber |
| b. | red |
| c. | blue |
| d. | green |
ANS: C
The film base is transparent with a slight blue tint used to emphasize contrast and enhance image quality.
DIF: Recall REF: Page 60 OBJ: 3
TOP: CDA, RHS, I.B.1.b.iii. Describe the parts of a radiographic film packet, the different types of digital image receptors, and the functions of both MSC: NBDHE, 2.5 General
| a. | 0.02 |
| b. | 0.2 |
| c. | 2.0 |
| d. | 20 |
ANS: B
The film base is 0.2 mm thick.
DIF: Recall REF: Page 60 OBJ: 3
TOP: CDA, RHS, I.B.1.b.iii. Describe the parts of a radiographic film packet, the different types of digital image receptors, and the functions of both MSC: NBDHE, 2.5 General
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