Chapter 07: Dental X-Ray Film

Chapter 07: Dental X-Ray Film

 

Complete Chapter Questions With Answers

 

Sample Questions Are Posted Below

 

MULTIPLE CHOICE

 

1. Which of the following statements is true regarding dental x-ray film and formation of the latent image?

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

 

2. Which component of x-ray film has a suspension of millions of microscopic silver halide crystals?

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

 

3. The film base is a flexible piece of

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

 

4. The film base is transparent with a slight ________ tint used to emphasize contrast and enhance image quality.

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

 

5. The film base is ____ mm thick.

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