Deck 19: Radiographic Film

Question 1

The invisible change in the atomic structure of the crystal lattice is called the ____ image.

A)chemical
B)latent
C)manifest
D)phantom

Answer 1

latent

Question 2

Each crystal is a cubic lattice of each of the following atoms EXCEPT

A)silver.
B)potassium.
C)bromide.
D)iodine.

Answer 2

potassium.

Question 3

Which type of energy primarily interacts with the radiographic film in an intensifying screen cassette?

A)x-ray
B)heat
C)light
D)sound

Answer 3

light

Question 4

The adhesive layer is intended to glue the

A)crystals to the base.
B)emulsion to the base.
C)gelatin to the crystals.
D)film to the phosphor screen.

Question 5

The impurity added to the crystal lattice is

A)gold-silver nitride.
B)gold-silver sulfide.
C)gold-platinum nitride.
D)gold-platinum sulfide.

Question 6

The complete construction of diagnostic radiographic film includes

A)a polyester base.
B)an adhesive material.
C)an emulsion.
D)all of the above

Question 7

The most commonly used silver halide is silver

A)iodide.
B)bromide.
C)chloride.
D)fluoride.

Question 8

The impurity added to the crystal lattice is called the

A)silver ion.
B)gold-silver dust.
C)sensitivity speck.
D)hardener.

Question 9

According to the Gurney-Mott theory, the incident photon interacts with one of the halides and ejects a/an

A)electron.
B)x-ray photon.
C)light photon.
D)sensitivity speck.

Question 10

The waste product formed during crystal production is

A)silver bromide.
B)potassium nitrate.
C)potassium bromide.
D)silver nitrate.

Question 11

A single incident photon may free ____ electron(s) for deposition at sensitivity specks.

A)a single
B)two
C)thousands of
D)millions of

Question 12

The purpose of the sensitivity speck is to

A)attract free silver ions.
B)repel free silver ions.
C)cause the crystal lattice to grow.
D)cause the crystal lattice to collapse.

Question 13

Silver bromide precipitates out when silver nitrate reacts with

A)bromide nitrate.
B)silver potassium.
C)potassium nitrate.
D)potassium bromide.

Question 14

Qualities of a good film base include

A)flexibility.
B)uniform lucency.
C)stability.
D)all of the above

Question 15

Emulsion is composed of gelatin and

A)silver halide crystals.
B)silver salts.
C)photosensitive crystals.
D)all of the above

Question 16

The crystal lattice is bound together with which type of chemical bond?

A)ionic
B)covalent
C)halide
D)hydrogen

Question 17

Which type of film is sensitive to all colors?

A)ultrachromatic
B)panchromatic
C)parachromatic
D)orthochromatic

Question 18

The gelatin is used to

A)form the silver halide crystal lattice.
B)react with the silver halide crystals.
C)distribute the crystals evenly over the surface of the film.
D)form a rigid base for the emulsion.

Question 19

The photosensitive agent(s) used in diagnostic radiographic film include silver

A)bromide.
B)iodide.
C)chloride.
D)all of the above

Question 20

Which one of these radiographic films is not a single-emulsion film?

A)fluoroscopic
B)mammographic
C)dental
D)duplication

Question 21

Before a brand new box of radiographic film that has been in cold storage is used,

A)the expiration date should be checked.
B)the film should be brought up to room temperature.
C)the box should be opened in a safelight environment.
D)all of the above

Question 22

Match the following selections with the correct question as they relate to radiographic film.
flexible, polyester material bonded to an adhesive layer

A)Gurney-Mott theory
B)sensitivity speck
C)film base
D)supercoat
E)latent image
F)panchromatic film
G)duplicating film
H)orthochromatic film
I)manifest image
J)30-60%
K)halation theory
L)68–95%

Question 23

A small crystal size will produce ____ resolution and ____ speed.

A)high; slow
B)low; slow
C)high; fast
D)low; fast

Question 24

Match the following selections with the correct question as they relate to radiographic film.
processed image for interpretation

A)Gurney-Mott theory
B)sensitivity speck
C)film base
D)supercoat
E)latent image
F)panchromatic film
G)duplicating film
H)orthochromatic film
I)manifest image
J)30-60%
K)halation theory
L)68–95%

Question 25

Match the following selections with the correct question as they relate to radiographic film.
sensitive to red light wavelengths

A)Gurney-Mott theory
B)sensitivity speck
C)film base
D)supercoat
E)latent image
F)panchromatic film
G)duplicating film
H)orthochromatic film
I)manifest image
J)30-60%
K)halation theory
L)68–95%

Question 26

Match the following selections with the correct question as they relate to radiographic film.
attracts a free silver ion due to its negative charge

A)Gurney-Mott theory
B)sensitivity speck
C)film base
D)supercoat
E)latent image
F)panchromatic film
G)duplicating film
H)orthochromatic film
I)manifest image
J)30-60%
K)halation theory
L)68–95%

Question 27

Match the following selections with the correct question as they relate to radiographic film.
optimum humidity for film storage

A)Gurney-Mott theory
B)sensitivity speck
C)film base
D)supercoat
E)latent image
F)panchromatic film
G)duplicating film
H)orthochromatic film
I)manifest image
J)30-60%
K)halation theory
L)68–95%

Question 28

Match the following selections with the correct question as they relate to radiographic film.
invisible, undeveloped image

A)Gurney-Mott theory
B)sensitivity speck
C)film base
D)supercoat
E)latent image
F)panchromatic film
G)duplicating film
H)orthochromatic film
I)manifest image
J)30-60%
K)halation theory
L)68–95%

Question 29

Match the following selections with the correct question as they relate to radiographic film.
2-5 micrometers in thickness

A)Gurney-Mott theory
B)sensitivity speck
C)film base
D)supercoat
E)latent image
F)panchromatic film
G)duplicating film
H)orthochromatic film
I)manifest image
J)30-60%
K)halation theory
L)68–95%

Question 30

Radiographic film should be stored

A)at a temperature below 68 ^$\circ$ .
B)in 30 to 60 percent humidity.
C)on end.
D)all of the above

Question 31

Which type of film has the fastest speed?

A)double-emulsion, screen film
B)mammographic film
C)dental film
D)extremity detail film

Question 32

According to the Gurney-Mott theory of image formation,

A)at least three silver atoms must form a visible black metallic silver speck upon processing.
B)several thousand atoms must form a visible black metallic silver speck upon processing.
C)the process begins with an electron migrating toward the x-ray photon.
D)positively-charged sensitivity specks are formed by the migration of photons.

Question 33

Match the following selections with the correct question as they relate to radiographic film.
single emulsion film that is chemically de-fogged

A)Gurney-Mott theory
B)sensitivity speck
C)film base
D)supercoat
E)latent image
F)panchromatic film
G)duplicating film
H)orthochromatic film
I)manifest image
J)30-60%
K)halation theory
L)68–95%