Question 1

The _____ image occurs first on the image receptor, and the _____ image occurs following proper image development/processing.

Accepted Answer

A)  manifest, latent 
B)  invisible, latent 
C)  visible, manifest 
D)  latent, manifest 
A)  manifest, latent 
B)  invisible, latent 
C)  visible, manifest 
D)  latent, manifest D

Question 2

When the x-ray photon strikes an atom within the tissue being imaged and loses only part of its energy to an outer shell electron of that atom, the photon is said to have been _____ and undergone the _____.

Accepted Answer

A)  transmitted, coherent effect 
B)  absorbed, photoelectric interaction 
C)  attenuated, photoelectric interaction 
D)  scattered, Compton interaction 
A)  transmitted, coherent effect 
B)  absorbed, photoelectric interaction 
C)  attenuated, photoelectric interaction 
D)  scattered, Compton interaction D

Question 3

Imaging of the movement of internal structures is known as:

Accepted Answer

A)  image intensification. 
B)  digital imaging. 
C)  the photoelectric effect. 
D)  fluoroscopy. 
A)  image intensification. 
B)  digital imaging. 
C)  the photoelectric effect. 
D)  fluoroscopy. D

Question 4

Compton interactions are more likely to occur in soft tissue as compared to bone.

Accepted Answer

A) True 
 B)False

Question 5

The photoelectric effect involves the removal (ejection) of an electron. This process of removing an electron from an atom is known as:

Accepted Answer

A)  attenuation. 
B)  transmission. 
C)  ionization. 
D)  differential absorption. 
A)  attenuation. 
B)  transmission. 
C)  ionization. 
D)  differential absorption.

Question 6

The Compton interaction can occur within all diagnostic x-ray energies.

Accepted Answer

A) True 
 B)False

Question 7

The product of flux gain and minification gain, producing a brighter image at the output phosphor, is:

Accepted Answer

A)  magnification gain. 
B)  image gain. 
C)  brightness gain. 
D)  output phosphor gain. 
A)  magnification gain. 
B)  image gain. 
C)  brightness gain. 
D)  output phosphor gain.

Question 8

_____ results in the process of image formation, whereby the x-ray beam interacts with the anatomic tissue and a portion of the beam strikes the image receptor.

Accepted Answer

A)  Transference 
B)  Differential absorption 
C)  Molecular modeling 
D)  Compensating filtration 
A)  Transference 
B)  Differential absorption 
C)  Molecular modeling 
D)  Compensating filtration

Question 9

At higher kilovoltage, _____ photon interactions occur, resulting in _____ transmission.

Accepted Answer

A)  more, increased 
B)  more, less 
C)  fewer, increased 
D)  fewer, less 
A)  more, increased 
B)  more, less 
C)  fewer, increased 
D)  fewer, less

Question 10

The outer shell electron that is ejected during the Compton interaction is also known as a:

Accepted Answer

A)  photoelectron. 
B)  secondary electron. 
C)  Compton electron. 
D)  b and c 
A)  photoelectron. 
B)  secondary electron. 
C)  Compton electron. 
D)  b and c

Question 11

In the image intensifier, the light intensities created by the input phosphor are converted to electrons by the:

Accepted Answer

A)  output phosphor. 
B)  electrostatic lenses. 
C)  TV monitor. 
D)  photocathode. 
A)  output phosphor. 
B)  electrostatic lenses. 
C)  TV monitor. 
D)  photocathode.

Question 12

Interactions of high energy x-rays (energies beyond the diagnostic range) with tissue include:

Accepted Answer

A)  pair production. 
B)  coherent scattering. 
C)  photodisintegration. 
D)  a and c 
A)  pair production. 
B)  coherent scattering. 
C)  photodisintegration. 
D)  a and c

Question 13

The x-ray photon that is scattered as a result of the Compton effect CANNOT:

Accepted Answer

A)  be absorbed in the tissue, resulting in additional patient exposure. 
B)  strike the image receptor, resulting in useful anatomic information. 
C)  strike the image receptor, resulting in additional density but no useful information. 
D)  exit the patient, exposing persons near the patient. 
A)  be absorbed in the tissue, resulting in additional patient exposure. 
B)  strike the image receptor, resulting in useful anatomic information. 
C)  strike the image receptor, resulting in additional density but no useful information. 
D)  exit the patient, exposing persons near the patient.

Question 14

The photoelectric effect is dependent on both the energy of the x-ray photon and the composition of the anatomic tissue.

Accepted Answer

A) True 
 B)False

Question 15

_____ is the loss of some of the energy from the x-ray beam as it passes through the tissue being imaged.

Accepted Answer

A)  Compensating filtration 
B)  Attenuation 
C)  Photon transmission 
D)  Photoelectric scattering 
A)  Compensating filtration 
B)  Attenuation 
C)  Photon transmission 
D)  Photoelectric scattering

Question 16

When the entering x-ray photon loses energy and changes its path of travel as a result of interacting with an atom, the interaction is known as the:

Accepted Answer

A)  compensating effect. 
B)  photoelectric interaction. 
C)  characteristic effect. 
D)  Compton effect. 
A)  compensating effect. 
B)  photoelectric interaction. 
C)  characteristic effect. 
D)  Compton effect.

Question 17

Unwanted density on the radiograph due to scatter radiation is called:

Accepted Answer

A)  latent. 
B)  manifest. 
C)  fog. 
D)  backscatter. 
A)  latent. 
B)  manifest. 
C)  fog. 
D)  backscatter.

Question 18

When the x-ray photon strikes an atom within the tissue being imaged and loses all of its energy to an inner shell electron of that atom, the photon is said to have been _____ and undergone the _____.

Accepted Answer

A)  transmitted, Compton effect 
B)  absorbed, photoelectric interaction 
C)  attenuated, Compton effect 
D)  scattered, coherent interaction 
A)  transmitted, Compton effect 
B)  absorbed, photoelectric interaction 
C)  attenuated, Compton effect 
D)  scattered, coherent interaction

Question 19

The x-ray beam that leaves the patient in the direction of the image receptor is often referred to as:

Accepted Answer

A)  primary radiation. 
B)  exit radiation. 
C)  absorbed radiation. 
D)  scattered radiation. 
A)  primary radiation. 
B)  exit radiation. 
C)  absorbed radiation. 
D)  scattered radiation.

Question 20

As compared to the image at the input phosphor, the image at the output phosphor of the image intensifier is:

Accepted Answer

A)  brighter and smaller. 
B)  dimmer and smaller. 
C)  brighter and larger. 
D)  dimmer and larger. 
A)  brighter and smaller. 
B)  dimmer and smaller. 
C)  brighter and larger. 
D)  dimmer and larger.

The _ image occurs first on the image receptor, and the _ image occurs following proper image development/processing.

When the x-ray photon strikes an atom within the tissue being imaged and loses only part of its energy to an outer shell electron of that atom, the photon is said to have been _ and undergone the _.

Imaging of the movement of internal structures is known as:

Compton interactions are more likely to occur in soft tissue as compared to bone.

The photoelectric effect involves the removal (ejection) of an electron. This process of removing an electron from an atom is known as:

The Compton interaction can occur within all diagnostic x-ray energies.

The product of flux gain and minification gain, producing a brighter image at the output phosphor, is:

_____ results in the process of image formation, whereby the x-ray beam interacts with the anatomic tissue and a portion of the beam strikes the image receptor.

At higher kilovoltage, _ photon interactions occur, resulting in _ transmission.

The outer shell electron that is ejected during the Compton interaction is also known as a:

In the image intensifier, the light intensities created by the input phosphor are converted to electrons by the:

Interactions of high energy x-rays (energies beyond the diagnostic range) with tissue include:

The x-ray photon that is scattered as a result of the Compton effect CANNOT:

The photoelectric effect is dependent on both the energy of the x-ray photon and the composition of the anatomic tissue.

_____ is the loss of some of the energy from the x-ray beam as it passes through the tissue being imaged.

When the entering x-ray photon loses energy and changes its path of travel as a result of interacting with an atom, the interaction is known as the:

Unwanted density on the radiograph due to scatter radiation is called:

When the x-ray photon strikes an atom within the tissue being imaged and loses all of its energy to an inner shell electron of that atom, the photon is said to have been _ and undergone the _.

The x-ray beam that leaves the patient in the direction of the image receptor is often referred to as:

As compared to the image at the input phosphor, the image at the output phosphor of the image intensifier is:

Radiation and Its Discovery

The X-Ray Beam

Radiographic Image Quality: Photographic Properties

Radiographic Image Quality: Geometric Properties

Scatter Control

Image Receptors

Radiographic Film Processing

Sensitometry

Exposure Factor Selection

Automatic Exposure Control

Digital Imaging

Filters

Exam 3: Radiographic Image Formation

The _____ image occurs first on the image receptor, and the _____ image occurs following proper image development/processing.

When the x-ray photon strikes an atom within the tissue being imaged and loses only part of its energy to an outer shell electron of that atom, the photon is said to have been _____ and undergone the _____.

Imaging of the movement of internal structures is known as:

Compton interactions are more likely to occur in soft tissue as compared to bone.

The photoelectric effect involves the removal (ejection) of an electron. This process of removing an electron from an atom is known as:

The Compton interaction can occur within all diagnostic x-ray energies.

The product of flux gain and minification gain, producing a brighter image at the output phosphor, is:

_____ results in the process of image formation, whereby the x-ray beam interacts with the anatomic tissue and a portion of the beam strikes the image receptor.

At higher kilovoltage, _____ photon interactions occur, resulting in _____ transmission.

The outer shell electron that is ejected during the Compton interaction is also known as a:

In the image intensifier, the light intensities created by the input phosphor are converted to electrons by the:

Interactions of high energy x-rays (energies beyond the diagnostic range) with tissue include:

The x-ray photon that is scattered as a result of the Compton effect CANNOT:

The photoelectric effect is dependent on both the energy of the x-ray photon and the composition of the anatomic tissue.

_____ is the loss of some of the energy from the x-ray beam as it passes through the tissue being imaged.

When the entering x-ray photon loses energy and changes its path of travel as a result of interacting with an atom, the interaction is known as the:

Unwanted density on the radiograph due to scatter radiation is called:

When the x-ray photon strikes an atom within the tissue being imaged and loses all of its energy to an inner shell electron of that atom, the photon is said to have been _____ and undergone the _____.

The x-ray beam that leaves the patient in the direction of the image receptor is often referred to as:

As compared to the image at the input phosphor, the image at the output phosphor of the image intensifier is:

Radiation and Its Discovery

The X-Ray Beam

Radiographic Image Quality: Photographic Properties

Radiographic Image Quality: Geometric Properties

Scatter Control

Image Receptors

Radiographic Film Processing

Sensitometry

Exposure Factor Selection

Automatic Exposure Control

Digital Imaging

Filters

The _ image occurs first on the image receptor, and the _ image occurs following proper image development/processing.

When the x-ray photon strikes an atom within the tissue being imaged and loses only part of its energy to an outer shell electron of that atom, the photon is said to have been _ and undergone the _.

At higher kilovoltage, _ photon interactions occur, resulting in _ transmission.

When the x-ray photon strikes an atom within the tissue being imaged and loses all of its energy to an inner shell electron of that atom, the photon is said to have been _ and undergone the _.