Question 1

_____ is prevented by flooding the erased imaging plate with bright light.

Accepted Answer

A)  Image fog 
B)  Noise 
C)  Overexposure 
D)  Ghosting 
A)  Image fog 
B)  Noise 
C)  Overexposure 
D)  Ghosting

Question 2

Optical filters are used to filter out the _____ light and allow the _____ light to reach the photodetector.

Accepted Answer

A)  stimulating, emitted 
B)  emitted, stimulated 
C)  emitted, monochromatic 
D)  stimulating, monochromatic 
A)  stimulating, emitted 
B)  emitted, stimulated 
C)  emitted, monochromatic 
D)  stimulating, monochromatic

Question 3

The four steps of creating an image with computed radiography are _____.

Accepted Answer

A)  metastable state, stimulate, read, and erase 
B)  erase, stimulate, metastable state, and read 
C)  read, erase, stimulate, and metastable state 
D)  metastable state, read, erase, and stimulate 
A)  metastable state, stimulate, read, and erase 
B)  erase, stimulate, metastable state, and read 
C)  read, erase, stimulate, and metastable state 
D)  metastable state, read, erase, and stimulate

Question 4

Digital radiography was first introduced by _____.

Accepted Answer

A)  GE in 1998 
B)  Fuji in 1981 
C)  Kodak in 1975 
D)  DuPont in 1965 
A)  GE in 1998 
B)  Fuji in 1981 
C)  Kodak in 1975 
D)  DuPont in 1965

Question 5

Computed radiography cassettes and film/screen cassettes can be used interchangeably with any x-ray imaging system.

Accepted Answer

A) True 
 B)False

Exam 15: Computed Radiography

_____ is prevented by flooding the erased imaging plate with bright light.

Optical filters are used to filter out the _____ light and allow the _____ light to reach the photodetector.

The four steps of creating an image with computed radiography are _____.

Digital radiography was first introduced by _____.

Computed radiography cassettes and film/screen cassettes can be used interchangeably with any x-ray imaging system.

Essential Concepts of Radiologic Science

The Structure of Matter

Electromagnetic Energy

Electricity, Magnetism, and Electromagnetism

The X-ray Imaging System

The X-ray Tube

X-ray Production

X-ray Emission

X-ray Interaction with Matter

Concepts of Radiographic Image Quality

Control of Scatter Radiation

Screen-Film Radiography

Screen-Film Radiographic Technique

Computers in Medical Imaging

Digital Radiography

Digital Radiographic Technique

Viewing the Digital Radiographic Image

Screen-Film Radiographic Artifacts

Screen-Film Radiographic Quality Control

Digital Radiographic Artifacts

Digital Radiographic Quality Control

Mammography

Mammography Quality Control

Fluoroscopy

Digital Fluoroscopy

Interventional Radiography

Computed Tomography

Human Biology

Fundamental Principles of Radiobiology

Molecular Radiobiology

Cellular Radiobiology

Deterministic Effects of Radiation

Stochastic Effects of Radiation

Health Physics

Designing for Radiation Protection

Patient Radiation Dose Management

Occupational Radiation Dose Management

Filters

Optical filters are used to filter out the _ light and allow the _ light to reach the photodetector.