Question 1

Grid ratio describes the:

Accepted Answer

A)  number of grid lines per centimeter or lines per inch. 
B)  angling of the lead strips to coincide with x-ray beam diversion. 
C)  relationship between the height of the lead strips to the interspace. 
D)  physical size of the grid to be used for each distance measured. 
A)  number of grid lines per centimeter or lines per inch. 
B)  angling of the lead strips to coincide with x-ray beam diversion. 
C)  relationship between the height of the lead strips to the interspace. 
D)  physical size of the grid to be used for each distance measured. C

Question 2

The purpose of the barcode label is to match the image information with the:

Accepted Answer

A)  imaging plate. 
B)  patient identifier. 
C)  technologist. 
D)  radiographic room. 
A)  imaging plate. 
B)  patient identifier. 
C)  technologist. 
D)  radiographic room. B

Question 3

Cracks in the imaging plate can be caused by:

Accepted Answer

A)  excessive kVp. 
B)  removing and replacing the plate in the reader. 
C)  improper erasure. 
D)  scatter through the back of the cassette. 
A)  excessive kVp. 
B)  removing and replacing the plate in the reader. 
C)  improper erasure. 
D)  scatter through the back of the cassette. B

Question 4

The PSP cassette is backed by aluminum that:

Accepted Answer

A)  reflects x-rays. 
B)  absorbs backscatter x-rays. 
C)  captures the image. 
D)  transmits x-rays. 
A)  reflects x-rays. 
B)  absorbs backscatter x-rays. 
C)  captures the image. 
D)  transmits x-rays.

Question 5

The imaging plate layer that absorbs stimulating light and reflects emitted light is the ______ layer.

Accepted Answer

A)  active 
B)  color 
C)  reflective 
D)  backing 
A)  active 
B)  color 
C)  reflective 
D)  backing

Question 6

Kilovoltage peak (kVp) should be chosen:

Accepted Answer

A)  to provide the least contrast possible. 
B)  to provide penetration. 
C)  for the type and amount of contrast desired. 
D)  for the type of imaging plate phosphor. 
A)  to provide the least contrast possible. 
B)  to provide penetration. 
C)  for the type and amount of contrast desired. 
D)  for the type of imaging plate phosphor.

Question 7

Quantum mottle is caused by:

Accepted Answer

A)  excessive mA-s. 
B)  excessive kVp. 
C)  insufficient distance. 
D)  insufficient light. 
A)  excessive mA-s. 
B)  excessive kVp. 
C)  insufficient distance. 
D)  insufficient light.

Question 8

Which one of the following serves to protect against static build-up, dust collection, and mechanical damage to the imaging plate?

Accepted Answer

A)  Aluminum backing 
B)  Lightweight plastic 
C)  Felt material 
D)  Cassette front 
A)  Aluminum backing 
B)  Lightweight plastic 
C)  Felt material 
D)  Cassette front

Question 9

Intermittent extraneous line patterns are _____ artifacts.

Accepted Answer

A)  imaging plate 
B)  plate reader 
C)  image processing 
D)  printer 
A)  imaging plate 
B)  plate reader 
C)  image processing 
D)  printer

Question 10

Coherent light is formed by the laser because the photons:

Accepted Answer

A)  are at right angles to each other. 
B)  travel in all directions. 
C)  travel in the same direction. 
D)  are at varying frequencies. 
A)  are at right angles to each other. 
B)  travel in all directions. 
C)  travel in the same direction. 
D)  are at varying frequencies.

Question 11

Grid use for PSP examinations is more critical than in film/screen radiography because CR:

Accepted Answer

A)  examinations produce more scatter. 
B)  imaging plates record more densities. 
C)  imaging plates record less scatter. 
D)  examinations requires much higher kVp values. 
A)  examinations produce more scatter. 
B)  imaging plates record more densities. 
C)  imaging plates record less scatter. 
D)  examinations requires much higher kVp values.

Question 12

The k-edge of phosphor imaging plates ranges from ______ keV.

Accepted Answer

A)  10 to 30 
B)  20 to 40 
C)  30 to 50 
D)  40 to 60 
A)  10 to 30 
B)  20 to 40 
C)  30 to 50 
D)  40 to 60

Question 13

Using an FOV that is much larger than the part being examined will:

Accepted Answer

A)  increase resolution. 
B)  decrease the size of the matrix. 
C)  decrease the sampling rate. 
D)  decrease resolution. 
A)  increase resolution. 
B)  decrease the size of the matrix. 
C)  decrease the sampling rate. 
D)  decrease resolution.

Question 14

Grid lines projected onto the imaging plate will not interfere with the image.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following require more critical beam centering?

Accepted Answer

A)  Parallel grids 
B)  Focused grids 
C)  Low-ration grids 
D)  Low-frequency grids 
A)  Parallel grids 
B)  Focused grids 
C)  Low-ration grids 
D)  Low-frequency grids

Question 16

The process of scanning the moving imaging plate is known as:

Accepted Answer

A)  transition. 
B)  raster scanning. 
C)  digitization. 
D)  translation. 
A)  transition. 
B)  raster scanning. 
C)  digitization. 
D)  translation.

Question 17

The reflective layer:

Accepted Answer

A)  absorbs and reduces static. 
B)  gives the imaging sheet strength. 
C)  protects the back of the cassette. 
D)  sends light in a forward direction. 
A)  absorbs and reduces static. 
B)  gives the imaging sheet strength. 
C)  protects the back of the cassette. 
D)  sends light in a forward direction.

Question 18

Collimation to a smaller area:

Accepted Answer

A)  increases scatter. 
B)  increases amount of tissue irradiated. 
C)  decreases resolution. 
D)  decreases Compton interactions. 
A)  increases scatter. 
B)  increases amount of tissue irradiated. 
C)  decreases resolution. 
D)  decreases Compton interactions.

Question 19

The wavelength of the PSP reader laser is ______ nm.

Accepted Answer

A)  336 
B)  636 
C)  633 
D)  366 
A)  336 
B)  636 
C)  633 
D)  366

Question 20

The number of grid lines per centimeter or lines per inch describes grid:

Accepted Answer

A)  frequency. 
B)  ration. 
C)  focus. 
D)  size. 
A)  frequency. 
B)  ration. 
C)  focus. 
D)  size.

Grid ratio describes the:

The purpose of the barcode label is to match the image information with the:

Cracks in the imaging plate can be caused by:

The PSP cassette is backed by aluminum that:

The imaging plate layer that absorbs stimulating light and reflects emitted light is the ______ layer.

Kilovoltage peak (kVp) should be chosen:

Quantum mottle is caused by:

Which one of the following serves to protect against static build-up, dust collection, and mechanical damage to the imaging plate?

Intermittent extraneous line patterns are _____ artifacts.

Coherent light is formed by the laser because the photons:

Grid use for PSP examinations is more critical than in film/screen radiography because CR:

The k-edge of phosphor imaging plates ranges from ______ keV.

Using an FOV that is much larger than the part being examined will:

Grid lines projected onto the imaging plate will not interfere with the image.

Which of the following require more critical beam centering?

The process of scanning the moving imaging plate is known as:

The reflective layer:

Collimation to a smaller area:

The wavelength of the PSP reader laser is ______ nm.

The number of grid lines per centimeter or lines per inch describes grid:

Introduction to Digital Radiography and Pacs

Digital Image Characteristics

Digital Radiographic Image Processing and Manipulation

Tft Flat Panel Array Image Acquisition

Ccdcmos Image Capture

Basic Computer Principles

Networking and Communications Basics

Pacs Fundamentals

Pacs Archiving and Peripherals

Ensuring Quality in Pacs

Quality Acceptance Testing Within Digital Projection Imaging

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Exam 4: Photostimulable Phosphor Image Capture

Grid ratio describes the:

The purpose of the barcode label is to match the image information with the:

Cracks in the imaging plate can be caused by:

The PSP cassette is backed by aluminum that:

The imaging plate layer that absorbs stimulating light and reflects emitted light is the ______ layer.

Kilovoltage peak (kVp) should be chosen:

Quantum mottle is caused by:

Which one of the following serves to protect against static build-up, dust collection, and mechanical damage to the imaging plate?

Intermittent extraneous line patterns are _____ artifacts.

Coherent light is formed by the laser because the photons:

Grid use for PSP examinations is more critical than in film/screen radiography because CR:

The k-edge of phosphor imaging plates ranges from ______ keV.

Using an FOV that is much larger than the part being examined will:

Grid lines projected onto the imaging plate will not interfere with the image.

Which of the following require more critical beam centering?

The process of scanning the moving imaging plate is known as:

The reflective layer:

Collimation to a smaller area:

The wavelength of the PSP reader laser is ______ nm.

The number of grid lines per centimeter or lines per inch describes grid:

Introduction to Digital Radiography and Pacs

Digital Image Characteristics

Digital Radiographic Image Processing and Manipulation

Tft Flat Panel Array Image Acquisition

Ccdcmos Image Capture

Basic Computer Principles

Networking and Communications Basics

Pacs Fundamentals

Pacs Archiving and Peripherals

Ensuring Quality in Pacs

Quality Acceptance Testing Within Digital Projection Imaging

Filters