Clinical Quality Improvement in Imaging
Final Exam Questions
Course Introduction
Clinical Quality Improvement in Imaging explores the principles, methodologies, and practical strategies used to enhance the safety, accuracy, efficiency, and effectiveness of imaging services within healthcare settings. This course covers topics such as clinical audit, performance measurement, process mapping, error reduction, patient-centered care, and the integration of evidence-based practices. Students will learn to identify areas for improvement in imaging workflows, design and implement quality improvement projects, and evaluate outcomes using established metrics. Emphasis is placed on interdisciplinary collaboration, leadership, regulatory requirements, and the use of informatics tools to drive sustained enhancement in imaging quality and patient outcomes.
Recommended Textbook
Quality Management in the Imaging Sciences 5th Edition by Jeffrey Papp
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15 Chapters
165 Verified Questions
165 Flashcards
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Chapter 1: Introduction to Quality Management
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Sample Questions
Q1) W.Edwards Deming's management approach can be summarized by his ____ points.
A)5
B)7
C)10
D)14
Answer: D
Q2) Which of the following statements is correct about the 80/20 rule?
A)Twenty percent of the causes result in 80% of the problems.
B)Twenty percent of the problems are the result of 80% of the causes.
C)Both of the above are correct.
D)None of the above is correct.
Answer: A
Q3) The measurement of the level of quality at some point in time with no effort to change or improve the level of care is known as quality
A)management.
B)assurance.
C)assessment.
D)control.
Answer: C
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Chapter 2: Quality Management Tools and Procedures
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Sample Questions
Q1) Any activity that costs a facility either money or its reputation is known as
A)risk management.
B)risk assessment.
C)risk analysis.
D)loss potential.
Answer: D
Q2) What is the average amount of background radiation per year in the United States?
A)100 mrem
B)250 mrem
C)360 mrem
D)480 mrem
Answer: C
Q3) Which federal agency is responsible for establishing standards for safety and for monitoring the workplace environment?
A)NRC
B)OSHA
C)FDA
D)NCRP
Answer: B
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Page 4
Chapter 3: Filmscreen Image Receptors, Darkrooms, and Viewing Conditions
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15 Verified Questions
15 Flashcards
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Sample Questions
Q1) The acceptable variation of luminance uniformity for a single viewbox is A)5%.
B)10%.
C)15%.
D)20%.
Answer: B
Q2) Which of the following can be thought of as the amount of information recorded in an image divided by the information available in the part?
A)Line spread function
B)Point spread function
C)Edge spread function
D)Modulation transfer function
Answer: D
Q3) The amount of light either scattered or emitted by a surface is known as A)luminance.
B)radiant flux.
C)luminous flux.
D)illuminance.
Answer: D
Page 5
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Chapter 4: Film Processing
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Sample Questions
Q1) The section of an automatic film processor in which the highest temperature is maintained is the
A)developer.
B)fixer.
C)wash.
D)dryer.
Q2) Which of the following is not a function of the circulation system?
A)Maintaining solution concentration
B)Agitation during development
C)Maintaining an even solution temperature
D)Replenishment of solutions
Q3) During developer and fixer replenishment, the flow rates
A)are higher for the fixer.
B)are higher for the developer.
C)are the same for both solutions.
D)vary by processor manufacturer.
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Chapter 5: Processor Quality Control
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Sample Questions
Q1) Replenishment rates should not vary by more than ____ of the manufacturer's recommendation.
A)±1%
B)±2%
C)±5%
D)±10%
Q2) Variation during sensitometric testing that occurs because of the test film being run in different parts of the feed tray is called A)bromide drag.
B)locational effect.
C)time of day variability. D)bias.
Q3) Which of the following is obtained by subtracting the Dm n from the Dm ?
A)Speed indicator
B)Mid-density indicator
C)High-density indicator
D)Contrast indicator
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Chapter 6: Silver Recovery
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Sample Questions
Q1) To function at maximum efficiency, a silver reclamation device should be attached to the
A)fresh developer replenishment line.
B)used developer drain line.
C)fresh fixer replenishment line.
D)used fixer replenishment line.
Q2) Which of the following will increase the efficiency of a silver recovery system?
A)Decreased dwell time
B)Reduced agitation
C)Reduced surface area
D)Reduced fixer pH
Q3) Which of the following can occur if the current on the electrolytic silver recovery unit is too high?
A)Channeling
B)Sulfurization
C)Rusting
D)Drain stoppage
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Chapter 7: Quality Control of X-Ray Generators and
Ancillary Radiographic Equipment
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Sample Questions
Q1) The x-ray tube must be mounted inside its housing so that the central ray exits the housing to within ____ degree(s) of perpendicular.
A)1
B)2
C)3
D)4
Q2) An exposure of 600 mA and 16 ms yields an exposure output of 240 mR.What is the mR/mAs?
A)2.5
B)25
C)250
D)2500
Q3) The kilovolts peak (kVp) must be accurate to A)±2%.
B)±5%.
C)±10%.
D)±15%.
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Page 9
Chapter 8: Quality Control of Fluoroscopic Equipment
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Sample Questions
Q1) Which type of test tool may be used to demonstrate pincushion distortion?
A)Dosimeter
B)Wire mesh tool
C)Ion chamber
D)Homogenous phantom
Q2) At any combination of tube potential and current, fluoroscopic equipment with an automatic brightness control should not produce an entrance skin exposure exceeding ____ R/min.
A)2.5
B)5
C)10
D)20
Q3) A reduction in brightness at the periphery of the image captured with an image intensifier tube is referred to as
A)pincushion distortion.
B)vignetting.
C)barrel distortion.
D)quantum mottle.
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Chapter 9: Digital and Advanced Imaging Equipment
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Sample Questions
Q1) Film utilized in dry laser printers uses silver _____ emulsions.
A)bromide
B)iodide
C)behenate
D)sulfide
Q2) CRT monitors for viewing digital images should have a luminance value higher than ____ nit.
A)100
B)170
C)1500
D)3500
Q3) Which of the following uses photostimulable phosphors?
A)Indirect conversion DR system
B)Direct conversion DR system
C)CR systems
D)Flat panel fluoroscopic systems
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11
Chapter 10: Outcomes Assessment of Radiographic Images
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Sample Questions
Q1) Which of the following will run in the same direction as that of film travel?
A)Pi lines
B)Hesitation lines
C)Guide shoe marks
D)All of the above
Q2) If residual thiosulfate is not properly removed during washing, the radiograph will
A)be underdeveloped.
B)be overdeveloped.
C)turn blue.
D)turn brown.
Q3) Data for determining repeat rates should include at least ____ patients to obtain a statistical sample large enough for valid results.
A)100
B)150
C)250
D)500
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12
Chapter 11: Mammographic Quality Standards
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Sample Questions
Q1) The contrast indicator, or density difference, value from sensitometric testing of mammographic film processors must not vary by more than ____ from the initial control value.
A)±0.01%
B)±0.03%
C)±0.05%
D)±0.15%
Q2) The B + F value determined from sensitometric testing of mammographic film processors must not vary by more than ____ from the initial control value.
A)±0.01%
B)±0.03%
C)±0.05%
D)±0.10%
Q3) The recommended maximum tolerance of kVp variance for mammographic x-ray generators is
A)1%.
B)2%.
C)5%.
D)10%.
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Page 13
Chapter 12: Quality Control in Computed Tomography
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Sample Questions
Q1) The CT number of water should not deviate by more than ____ CT numbers from 0.
A)2
B)3
C)5
D)10
Q2) The minimum distance between two objects that allows them to be seen as separate and distinct would define what CT imaging parameter?
A)Low-contrast resolution
B)Uniformity
C)High-contrast resolution
D)Image noise
Q3) Patient dose values for CT scans should remain within ____ of the manufacturer's specifications.
A)±2%
B)±5%
C)±10%
D)±20%
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Chapter 13: Quality Control for Magnetic Resonance
Imaging Equipment
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Sample Questions
Q1) Nonuniformity in the magnetic field can be caused by A)a homogenous main magnetic field.
B)uniformity in the RF coil.
C)the presence of ferromagnetic material within the bore of the magnet.
D)all of the above.
Q2) A change in the strength of the main magnetic field can be caused by A)cryogen boiloff.
B)external ferromagnetic materials.
C)shim coil failure.
D)all of the above.
Q3) The ACR slice position deviation in MR scanners should not exceed ____ mm.
A)1
B)2
C)3
D)5
Q4) The ability of an MR scanner to resolve small objects is known as A)signal-to-noise ratio.
B)high-contrast resolution.
C)spatial resolution.
D)spatial linearity.
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Chapter 14: Ultrasound Equipment Quality Assurance
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Sample Questions
Q1) The maximum depth of visualization can indicate changes in A)vertical distance measurement accuracy.
B)axial and lateral resolution.
C)slice thickness.
D)sensitivity.
Q2) A measure of the minimum spacing along the beam axis that still allows two reflectors to be identified is called the A)lateral resolution.
B)axial resolution.
C)axial depth of visualization.
D)axial distance measurement accuracy.
Q3) A scan is done of a uniform section in a phantom, and a vertical shadow emanates from a position on the image corresponding to the transducer surface.This is likely caused by
A)poor TGC control.
B)poor lateral gain.
C)inadequate gray-scale photography.
D)loss of signal from one or more transducer elements.
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16
Chapter 15: Quality Assurance in Nuclear Medicine
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Sample Questions
Q1) The dose equivalent limit per year for the hands of a nuclear medicine technologist is
A)0.5 rem (5 mSv).
B)5 rem (50 mSv).
C)30 rem (300 mSv).
D)50 rem (500 mSv).
Q2) The ability to produce a linear image with straight lines corresponding to the same straight lines of a bar pattern is known as A)photopeaking.
B)field uniformity.
C)spatial resolution.
D)spatial linearity.
Q3) The discrimination and selection of the gamma photon detected by a scintillation camera are carried out by the A)detection crystal.
B)photomultiplier tube.
C)pulse height analyzer. D)collimator.
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