Quality Management in Medical Imaging Final Exam
Course Introduction
Quality Management in Medical Imaging explores the principles and practices essential for ensuring high standards of image quality, patient safety, and operational efficiency within medical imaging departments. The course covers quality assurance protocols, quality control testing of imaging equipment, regulatory requirements, and the implementation of continuous improvement strategies. Students learn about accreditation standards, performance measurement, documentation processes, and the roles of radiologic technologists and administrators in managing quality. Emphasis is placed on minimizing errors, reducing radiation dose, and optimizing workflow to deliver accurate and safe diagnostic imaging services.
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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Page 2
Chapter 1: Introduction to Quality Management
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Sample Questions
Q1) Under the Safe Medical Devices Act of 1990, voluntary reporting of unsafe medical devices will require the use of form
A)3419.
B)3500.
C)3500A.
D)MSDS.
Answer: B
Q2) How many levels of quality control testing and monitoring are there?
A)One
B)Two
C)Three
D)Four
Answer: C
Q3) When did the Mammography Quality Standards Act become effective?
A)April 1992
B)October 1994
C)October 1997
D)April 1999
Answer: B
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Page 3
Chapter 2: Quality Management Tools and Procedures
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Sample Questions
Q1) The maximum dose to the fetus of an occupational worker for the entire gestation period is _____ rem.
A)0.05
B)0.1
C)0.5
D)5.0
Answer: C
Q2) Which of the following is a pictorial representation of a frequency distribution?
A)Pareto chart
B)Fishbone chart
C)Histogram
D)Scatter plot
Answer: C
Q3) The number of items actually measured from a population is called a A)sample.
B)data set.
C)frequency.
D)range.
Answer: A
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Page 4
Chapter 3: Filmscreen Image Receptors, Darkrooms, and Viewing Conditions
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15 Flashcards
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Sample Questions
Q1) Which of the following statements is true?
A)Darkroom walls should be painted black.
B)Darkrooms walls never need lead lining.
C)Darkrooms that process film images must have adequate water supply and drainage.
D)Darkroom air should be changed at least two to three times per hour.
Answer: C
Q2) Fifteen ft-cd would be equivalent to approximately ____ lux.
A)100
B)150
C)160
D)210
Answer: C
Q3) Which of the following materials can be found in intensifying screen phosphors?
A)Tungsten
B)Gadolinium
C)Lanthanum
D)All of the above
Answer: D
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Chapter 4: Film Processing
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Sample Questions
Q1) During automatic processing, the proper order of steps is
A)development, washing, fixation, drying.
B)development, drying, washing, fixation.
C)fixation, development, washing, drying.
D)development, fixation, washing, drying.
Q2) In order for correct replenishment to occur with a volume replenishment system, the larger films are usually processed
A)lengthwise.
B)widthwise.
C)either way.
D)Position is not important, because a timer controls replenishment.
Q3) 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
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6
Chapter 5: Processor Quality Control
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Sample Questions
Q1) Which type of graph is used to document the results from the sensitometric testing of film processors?
A)Control chart
B)Histogram
C)Pareto chart
D)Fishbone chart
Q2) Which of the following is acceptable for variation in the mid-density indicator during sensitometric testing in radiography?
A)±0.05
B)±0.10
C)±0.15
D)±0.20
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) 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
Q2) 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
Q3) Which of the following systems is not recommended by major film and processor manufacturers?
A)Metallic replacement
B)Terminal electrolytic
C)Recirculating electrolytic
D)None of the above
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8
Chapter 7: Quality Control of X-Ray Generators and Ancillary
Radiographic
Equipment
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Sample Questions
Q1) A synchronous spinning top is used on a three-phase unit with a time of 17 ms.Approximately how large of an arc should appear if the timer circuit is accurate?
A)3 degrees
B)6 degrees
C)17 degrees
D)36 degrees
Q2) The tomographic exposure angle indicated on the equipment and the actual tomographic angle must coincide within ____ degrees for units operating at angles greater than 30 degrees.
A)2
B)5
C)10
D)20
Q3) The minimum filtration required for general-purpose radiographic systems is _____ mm Al.
A)2.0
B)2.1
C)2.5
D)3.0
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Chapter 8: Quality Control of Fluoroscopic Equipment
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Sample Questions
Q1) Which type of distortion that can occur with tube-type fluoroscopic image intensifiers is most often caused by the presence of strong magnetic fields?
A)Veiling glare
B)S distortion
C)Pincushion distortion
D)Vignetting
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) The input phosphor of an image intensifier tube converts a(n) _____ image into a(n) _____ image.
A)x-ray; light
B)light; electron
C)electron; light
D)x-ray; electron
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Page 10
Chapter 9: Digital and Advanced Imaging Equipment
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Sample Questions
Q1) CRT monitors for viewing digital images should have a luminance value higher than ____ nit.
A)100
B)170
C)1500
D)3500
Q2) Photoconductors convert x-ray energy into
A)light energy.
B)heat energy.
C)radiofrequencies.
D)electric current.
Q3) The DICOM standard does not specify an image's
A)matrix depth.
B)bit depth.
C)display settings.
D)examination time.
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Chapter 10: Outcomes Assessment of Radiographic Images
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Sample Questions
Q1) If residual thiosulfate is not properly removed during washing, the radiograph will A)be underdeveloped.
B)be overdeveloped.
C)turn blue.
D)turn brown.
Q2) Patient motion during exposure results in _____ artifact.
A)a processing
B)an exposure
C)a handling
D)no
Q3) 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
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12
Chapter 11: Mammographic Quality Standards
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Sample Questions
Q1) The background density obtained during phantom image testing should not vary by more than _____ from the established operating level.
A)±0.2
B)±0.3
C)±0.4
D)±0.5
Q2) The recommended maximum tolerance of kVp variance for mammographic x-ray generators is A)1%.
B)2%.
C)5%.
D)10%.
Q3) The average glandular dose delivered during a single craniocaudal view of an FDA-accepted phantom simulating a standard breast shall not exceed ____ mGy per exposure.
A)1
B)2
C)3
D)5
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Page 13
Chapter 12: Quality Control in Computed Tomography
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Sample Questions
Q1) For a slice thickness of 5 mm or less, the slice thickness should not vary by more than ____ mm.
A)0.5
B)1.0
C)2.0
D)3.0
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) A visual inspection of a CT unit should be evaluated at least _____ for ACR accreditation programs.
A)daily.
B)weekly.
C)monthly.
D)semi-annually.
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14
Chapter 13: Quality Control for Magnetic Resonance
Imaging Equipment
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Sample Questions
Q1) What is the maximum luminance for soft-copy display devices as suggested by the ACR?
A)Less than 1.2 nit
B)Greater than 50 nit
C)Greater than 90 nit
D)Less than 150 nit
Q2) 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.
Q3) 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.
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Chapter 14: Ultrasound Equipment Quality Assurance
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Sample Questions
Q1) A measurement comparing the actual separation between two reflectors placed at different positions along the beam axis with the separation indicated on the calipers is a test of
A)axial resolution.
B)ultrasound wavelength.
C)vertical distance measurement accuracy.
D)horizontal distance measurement accuracy.
Q2) For which of the following tests would it be acceptable for the results to vary with the transducer frequency?
A)Maximum depth of visualization
B)Axial distance measurement accuracy
C)Lateral distance measurement accuracy
D)Scan uniformity
Q3) The maximum depth of visualization can indicate changes in A)vertical distance measurement accuracy.
B)axial and lateral resolution.
C)slice thickness.
D)sensitivity.
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16
Chapter 15: Quality Assurance in Nuclear Medicine
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Sample Questions
Q1) The main radiation detector in a scintillation gamma camera is a(n) A)ion chamber.
B)lithium fluoride crystal.
C)sodium iodide crystal.
D)solid-state detector.
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) Photopeak evaluation of the gamma camera should be performed at least A)daily.
B)weekly.
C)quarterly.
D)semi-annually.
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