Question 1

In a radiographic/fluoroscopic (R/F)system,the primary barrier is considered to be the

Accepted Answer

A)  fluoroscopy lead apron in front of the spot film device. 
B)  image intensifier or flat-panel detector. 
C)  tabletop of the R/F table. 
D)  patient. 
A)  fluoroscopy lead apron in front of the spot film device. 
B)  image intensifier or flat-panel detector. 
C)  tabletop of the R/F table. 
D)  patient. B

Question 2

Select the true statement from the choices given.

Accepted Answer

A)  Digital tomosynthesis is possible using CR technology. 
B)  Digital photospot images have higher image quality due to the higher radiation dose. 
C)  Dual-energy subtraction radiography employs PSP technology. 
D)  Last Image Hold (LIH)is only possible on indirect flat-panel TFT digital systems. 
A)  Digital tomosynthesis is possible using CR technology. 
B)  Digital photospot images have higher image quality due to the higher radiation dose. 
C)  Dual-energy subtraction radiography employs PSP technology. 
D)  Last Image Hold (LIH)is only possible on indirect flat-panel TFT digital systems. B

Question 3

The term PSP technology commonly refers to

Accepted Answer

A)  photon saturation plate technology. 
B)  indirect DR imaging. 
C)  photon static production technology. 
D)  computed radiography (CR). 
A)  photon saturation plate technology. 
B)  indirect DR imaging. 
C)  photon static production technology. 
D)  computed radiography (CR). D

Question 4

Portable digital DR detectors are very popular for portable radiographic imaging.It is important to remember that

Accepted Answer

A)  they must have a small electrical charge applied to the TFT layer. 
B)  wireless detectors use batteries for charging. 
C)  a communication connection must exist between the detector and X-ray generator. 
D)  All of the above 
A)  they must have a small electrical charge applied to the TFT layer. 
B)  wireless detectors use batteries for charging. 
C)  a communication connection must exist between the detector and X-ray generator. 
D)  All of the above

Question 5

Fluoroscopy done in the surgical theater is typically accomplished with a

Accepted Answer

A)  portable radiographic unit. 
B)  mobile radiographic unit. 
C)  portable C-arm system. 
D)  conventional R/F system. 
A)  portable radiographic unit. 
B)  mobile radiographic unit. 
C)  portable C-arm system. 
D)  conventional R/F system.

Question 6

Damage to X-ray tubes that can shorten their useful life can occur with

Accepted Answer

A)  prolonged anode preparation times. 
B)  repeated "boosting" of the tube several times before exposures are performed. 
C)  repeatedly removing and replacing the added filtration selection. 
D)  prolonged anode preparation times and repeated "boosting" of the tube several times before exposures are performed 
A)  prolonged anode preparation times. 
B)  repeated "boosting" of the tube several times before exposures are performed. 
C)  repeatedly removing and replacing the added filtration selection. 
D)  prolonged anode preparation times and repeated "boosting" of the tube several times before exposures are performed

Question 7

All of the following are true of CR technology except

Accepted Answer

A)  there is no difference in image resolution among the three image plate (cassette)sizes. 
B)  the latent image is time sensitive and should be processed in the reader in a reasonable time period. 
C)  CR image plates need to be erased or "washed clean" with an intense light source in the reader assembly. 
D)  CR technology offers an affordable electronic transition toward digital imaging. 
A)  there is no difference in image resolution among the three image plate (cassette)sizes. 
B)  the latent image is time sensitive and should be processed in the reader in a reasonable time period. 
C)  CR image plates need to be erased or "washed clean" with an intense light source in the reader assembly. 
D)  CR technology offers an affordable electronic transition toward digital imaging.

Question 8

A popular feature on X-ray generators that reduces repeat exposures caused by inaccurate exposure technique selection by technologists is

Accepted Answer

A)  high-speed anode rotation. 
B)  automatic exposure control (AE
C) . 
C)  integrated anode heat unit calculation. 
D)  positive beam limitation (PBL). 
A)  high-speed anode rotation. 
B)  automatic exposure control (AE
C) . 
C)  integrated anode heat unit calculation. 
D)  positive beam limitation (PBL).

Question 9

Newer fluoroscopic system designs utilize flat-panel digital detectors for both static and dynamic imaging.Depending upon the design,the X-ray tube can be positioned above or below the patient.If the X-ray tube is above the patient during fluoroscopy,a key point to remember is that

Accepted Answer

A)  the scatter radiation exposure is no different than traditional designs. 
B)  there is a loss of resolution due to the increased SID. 
C)  the scatter radiation is more intense to the operator at the waist and trunk level. 
D)  there is an increase in image resolution because of tighter collimation. 
A)  the scatter radiation exposure is no different than traditional designs. 
B)  there is a loss of resolution due to the increased SID. 
C)  the scatter radiation is more intense to the operator at the waist and trunk level. 
D)  there is an increase in image resolution because of tighter collimation.

Question 10

Chest radiographs and upright abdominal studies are conveniently performed using a(n)

Accepted Answer

A)  variable height table. 
B)  upright cassette holder or Bucky. 
C)  tilting radiographic table. 
D)  interventional C-arm system with a fixed SID. 
A)  variable height table. 
B)  upright cassette holder or Bucky. 
C)  tilting radiographic table. 
D)  interventional C-arm system with a fixed SID.

Question 11

Automatic centering to the central ray

Accepted Answer

A)  1,2,4,5,and 6 only 
B)  2,3,4,and 6 only 
C)  2,3,4,and 5 only 
D)  1,2,3,5,and 6 only 
A)  1,2,4,5,and 6 only 
B)  2,3,4,and 6 only 
C)  2,3,4,and 5 only 
D)  1,2,3,5,and 6 only

Question 12

The correct combination of exposure factors necessary to yield a total of 24 mAs using the shortest exposure time to minimize patient motion is _____ mA at _____.

Accepted Answer

A)  400;0.06 sec 
B)  500;48 ms 
C)  250;9 ms 
D)  50;0.48 sec 
A)  400;0.06 sec 
B)  500;48 ms 
C)  250;9 ms 
D)  50;0.48 sec

Question 13

Another term for automatic collimation is

Accepted Answer

A)  electronic masking. 
B)  positive beam limitation. 
C)  electronic shuttering. 
D)  coning. 
A)  electronic masking. 
B)  positive beam limitation. 
C)  electronic shuttering. 
D)  coning.

Question 14

The latent image in computed radiography is actually _____ within the barium fluorohalide material.

Accepted Answer

A)  sensitivity specks 
B)  silver halide specks 
C)  electron traps 
D)  detector elements 
A)  sensitivity specks 
B)  silver halide specks 
C)  electron traps 
D)  detector elements

Question 15

Radiographic exposure technique selection is performed with what component of an X-ray system?

Accepted Answer

A)  Generator electronics cabinet 
B)  X-ray tube assembly 
C)  Operator's console 
D)  Radiographic table 
A)  Generator electronics cabinet 
B)  X-ray tube assembly 
C)  Operator's console 
D)  Radiographic table

Question 16

Physicians can choose from several medical imaging modalities to determine their patient's condition.Among these are radiography,MRI,CT,ultrasonography,and nuclear medicine,just to mention a few.Each specialty has its own _______ of information.

Accepted Answer

A)  diagnostic yield 
B)  interpretation cycle 
C)  diagnostic efficacy 
D)  diagnostic ratio 
A)  diagnostic yield 
B)  interpretation cycle 
C)  diagnostic efficacy 
D)  diagnostic ratio

Exam 8: Radiographic and Fluoroscopic Equipment

In a radiographic/fluoroscopic (R/F)system,the primary barrier is considered to be the

Select the true statement from the choices given.

The term PSP technology commonly refers to

Portable digital DR detectors are very popular for portable radiographic imaging.It is important to remember that

Fluoroscopy done in the surgical theater is typically accomplished with a

Damage to X-ray tubes that can shorten their useful life can occur with

All of the following are true of CR technology except

A popular feature on X-ray generators that reduces repeat exposures caused by inaccurate exposure technique selection by technologists is

Newer fluoroscopic system designs utilize flat-panel digital detectors for both static and dynamic imaging.Depending upon the design,the X-ray tube can be positioned above or below the patient.If the X-ray tube is above the patient during fluoroscopy,a key point to remember is that

Chest radiographs and upright abdominal studies are conveniently performed using a(n)

Automatic centering to the central ray

The correct combination of exposure factors necessary to yield a total of 24 mAs using the shortest exposure time to minimize patient motion is _____ mA at _____.

Another term for automatic collimation is

The latent image in computed radiography is actually _____ within the barium fluorohalide material.

Radiographic exposure technique selection is performed with what component of an X-ray system?

Physicians can choose from several medical imaging modalities to determine their patient's condition.Among these are radiography,MRI,CT,ultrasonography,and nuclear medicine,just to mention a few.Each specialty has its own _______ of information.

Introduction to Imaging and Radiologic Sciences

Professional Organizations

Educational Survival Skills

Critical-Thinking and Problem-Solving Strategies

Introduction to Clinical Education

Radiology Administration

Radiographic Imaging

Basic Radiation Protection and Radiobiology

Human Diversity

Patient Interactions

History Taking

Safe Patient Movement and Handling Techniques

Immobilization Techniques

Vital Signs, oxygen, chest Tubes, and Lines

Basic Cardiac Monitoring: the Electrocardiogram

Infection Control

Aseptic Techniques

Nonaseptic Techniques

Medical Emergencies

Pharmacology

Principles of Drug Administration

Contrast Media and Introduction to Radiopharmaceuticals

Professional Ethics

Health Records and Health Information Management

Medical Law

Filters

The correct combination of exposure factors necessary to yield a total of 24 mAs using the shortest exposure time to minimize patient motion is _ mA at _.