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Radiologic Technology ARRT Review exam with 100% correct answers
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Radiologic Technology ARRT Review exam with 100% correct answers
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Radiologic Technology ARRT Reviewexam with 100% correct answers
Attenuation:
a. is radiation that emerges from the patient
b. describes changes in the x-ray beam as it travels through the patient
c. produces only scatter radiation
d. occurs only at doses used in radiation therapy - ANS Describes changes in the x-ray
beam as it travels through the patient
Which photon-tissue interaction makes radiography possible because of its creation of image
contrast?
a. Compton
b. Coherent
c. Photoelectric
d. Pair production - ANS Photoelectric
Which photon-tissue interaction produces radiation that may expose others in the room during
fluoroscopy?
a. Compton
b. Coherent
c. Photoelectric
d. Pair production - ANS Compton
The SI unit of absorbed dose:
a. Coulombs/kilogram
b. Gray
c. Curie
d. Rad - ANS Gray
The SI unit of radioactivity:
a. Becqueral
b. Rem
c. Quality factor
d. Curie - ANS Becqueral
,Measurement of positive and negative particles created when radiation ionizes atoms in the air:
a. Becquerel
b. Sievert
c. Roentgen
d. Curie - ANS Roentgen
Linear energy transfer:
a. is the same for all types of radiation
b. is the same for wave and particulate radiations used in diagnosis and treatment
c. occurs only during x-ray procedures
d. varies for different types of radiation - ANS Varies for different types of radiation
The unit of the curie would be used in what imaging modality?
a. Radiography
b. CT
c. MRI
d. Nuclear Medicine - ANS Nuclear Medicine
The smallest particle of an element that retains the characteristics of the element:
a. compound
b. atom
c. molecule
d. neutron - ANS Atom
Atomic mass refers to:
a. the number of protons plus the number of neutrons
b. the number of electrons plus the number of protons
c. the number of electrons plus the number of neutrons
d. the number of protons - ANS Number of protons plus number of neutrons
X-rays travel as a bundles of energy called:
a. protons
b. phasers
c. particles
d. photons - ANS Photons
The height of a sine wave:
, a. wavelength
b. altitude
c. amplitude
d. frequency - ANS Amplitude
The number of x-ray waves passing a given point per unit of time:
a. wavelength
b. altitude
c. amplitude
d. frequency - ANS Frequency
In digital fluoroscopy, the image should be viewed on what device to take advantage of the
digital capabilities?
a. digital view box
b. high-resolution monitor
c. high-definition TV
d. plasma TV - ANS High-resolution monitor
A primary advantage of digital fluoroscopy:
a. postprocessing manipulation of the image
b. no radiation dose to the patient
c. no fluoroscopist required
d. lower cost - ANS Postprocessing manipulation of the image
Which of the following anatomical parts is NOT related to the others?
a. Symphysis pubis
b. Ischial spine
c. Iliac crest
d. Ileum - ANS Ileum
At what level is the image receptor centered for a lateral lumbosacral spine?
a. ASIS
b. Symphysis pubis
c. Iliac crest
d. First lumbar - ANS Iliac crest
In digital fluoroscopy and computed radiography, the energy must be changed to digital form by
a(n):
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