RAD 121 IMAGING 1: FINAL EXAM REVIEW WITH COMPLETE SOLUTIONS
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Course
RAD 121
Institution
RAD 121
RAD 121 IMAGING 1: FINAL EXAM REVIEW WITH COMPLETE SOLUTIONSRAD 121 IMAGING 1: FINAL EXAM REVIEW WITH COMPLETE SOLUTIONSRAD 121 IMAGING 1: FINAL EXAM REVIEW WITH COMPLETE SOLUTIONSRAD 121 IMAGING 1: FINAL EXAM REVIEW WITH COMPLETE SOLUTIONS
The factors that effect x-ray emission under the direct...
RAD 121 IMAGING 1: FINAL EXAM
REVIEW WITH COMPLETE SOLUTIONS
The factors that effect x-ray emission under the direct control of the radiographer are
called the ____ factors.
A. Quality
B. Quantity
C. Prime
D. X-ray - ANSWER-C. Prime
The prime factors include each of the following except ____.
A. Filtration
B. mAs
C. kVp
D. Distance - ANSWER-A. Filtration
Milliampere-seconds directly affects each of the following except _____.
A. Quantity
B. Intensity
C. Quality
D. X-Ray Output - ANSWER-C. Quality
The factors that directly affect x-ray quantity are _____.
A. mAs
B. Distance
C. Filtration
D. All of the above - ANSWER-D. All of the above
The factors that directly affect x-ray quality are ____.
A. kVp
B. Filtration
C. Both A and B
D. Neither A nor B - ANSWER-C. Both A and B
The primary control of x-ray quantity is governed by _______.
A. mAs
B. kVp
C. Distance
D. Filtration - ANSWER-A. mAs
If the mAs of a radiograph is increased from 10 to 20, the resulting radiograph will
exhibit _____.
A. Decreased radiographic density
,B. Decreased radiographic contrast
C. Increased radiographic density
D. Increased radiographic contrast - ANSWER-C. Increased radiographic density
The relationship between mAs and exposure is ______.
A. Exponential
B. Direct Proportional
C. Indirect Proportional
D. Sinusoidal - ANSWER-B. Direct Proportional
The reaction of a photographic film to light is equal to the product of the intensity of the
light and the duration of the exposure. This concept is known as _____.
A. The reciprocity law
B. The inverse square law
C. Coulomb's law
D. The 15% rule - ANSWER-A. The reciprocity law
If kVp is doubled, the amount of x-ray photons approximately _______.
A. doubles
B. triples
C. increases fourfold
D. decreases - ANSWER-C. increases fourfold
Kilovoltage is the primary controller of _____.
A. Density
B. Contrast
C. Elongation
D. Foreshortening - ANSWER-B. Contrast
An increase in kVp by 15% will cause an approximate ____ in the exposure.
A. 15% increase
B. Tripling
C. Doubling
D. Quadrupling - ANSWER-C. Doubling
Adjustments in kVp should be used to control radiographic _____.
A. Density
B. Detail
C. Contrast
D. Distance - ANSWER-C. Contrast
The relationship between the intensity of radiation and distance is the _____.
A. Reciprocity Law
B. Inverse Square Law
C. Direct Square Law
D. 15% Rule - ANSWER-B. Inverse Square Law
, The complete construction of diagnostic radiographic film includes _____.
A. A polyester base
B. An adhesive material
C. An emulsion
D. All of the above - ANSWER-D. All of the above
Qualities of a good film base include ____.
A. Flexibility
B. Uniform lucency
C. Stability
D. All of the above - ANSWER-D. all of the above
Adhesive is used to ____.
A. Glue the crystals to the base
B. Glue the emulsion to the base
C. Glue the gelatin to the crystals
D. Produce air bubbles during processing - ANSWER-B. Glue the emulsion to the base
Emulsion is composed of gelatin and ____.
A. Silver halide crystals
B. Silver salt
C. Photosensitive crystals
D. all of the above - ANSWER-D. all of the above
If the mAs used to create one image is the same as the mAs used to create a second
image of the same structure, then both images should have the same ______.
A. Detail
B. Distortion
C. Density
D. Contrast - ANSWER-C. Density
Increasing the kVp on an x-ray control panel will cause _____ across the x-ray tube.
A. A decrease in the number of electrons
B. A decrease in the speed of electrons
C. An increase in the number of electrons
D. An increase in the speed of electrons - ANSWER-D. An increase in the speed of
electrons
Increasing the energy of an incident electron will result in the production of an x-ray
photon with ______.
A. Greater energy
B. Less energy
C. Greater charge
D. Less charge - ANSWER-A. Greater energy
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