ABBOTT PRACTICE TEST 106 QUESTIONS WITH
COMPLETE SOLUTIONS!!
If a radiographer is injured at work and requires an x-ray of the knee, where
should they place their dosimeter?
A. At collar level under a lead apron
B. At collar level outside the lead apron C. At waist level under the lead apron
D. None of the above Answer - D. None of the above
Which of the following combinations would be necessary for a barrier utilized
for radiation protection purposes?
A. Low atomic number and low density
B. Low atomic number and high density
C. High atomic number and low density
D. High atomic number and high density Answer - D. High atomic number and
high density
Limiting the primary beam can reduce the exposure outside the x-ray field by
up to ______ times. Answer - 100
Which of the following structures of the eye is considered the most
radiosensitive?
,A. Comea B. Iris
C. Lens D. Optic nerve Answer - C. Lens
The protective drape on the fluoroscopic tower must contain ______mm lead
equivalent Answer - .25
Which of the following combinations would result in the least patient dose and
the lowest amount of heat delivered to the anode?
A. Low mAs and low kVp
B. Low mAs and high kVp
C. High mAs and low kVp
D. High mAs and high kVp Answer - B. Low mAs and high kVp
The SI unit for the rad is the: Answer - Gray
A linear dose-response relationship to radiation assumes that the response to
radiation is:
A. Inversely proportional to the dose of radiation
B. Independent of the dose of radiation
C. Directly proportional to the dose of radiation
D. Variable, depending on the Quality Factor Answer - C. Directly proportional
to the dose of radiation
Which of the following could have a positive effect on reducing radiation
exposure to the general population?
, A. Computerized tomography machines
B. Tomography machines
C. Fluoroscopic machines
D. Automatic exposure controls Answer - D. Automatic exposure controls
The most sensitive period to radiation during pregnancy is:
A. First Trimester C. Third Trimester
B. Second Trimester D. Fourth Trimester Answer - A. First Trimester
The chemical compound used as a material for thermoluminescent dosimetry
is: Answer - Lithium fluoride
Why do mammographers generally receive very little radiation exposure?
Answer - The low levels of kVp produce very little scatter
Doubling the mAs used to produce a radiograph will deliver _________the ESE.
Answer - Two tines
Which of the following are examples of inherent filtration?
1. Glass envelope of x-ray tube
2. Insulating oil around x-ray tube
3. Aluminum sheets near tube window Answer - 1 & 2
COMPLETE SOLUTIONS!!
If a radiographer is injured at work and requires an x-ray of the knee, where
should they place their dosimeter?
A. At collar level under a lead apron
B. At collar level outside the lead apron C. At waist level under the lead apron
D. None of the above Answer - D. None of the above
Which of the following combinations would be necessary for a barrier utilized
for radiation protection purposes?
A. Low atomic number and low density
B. Low atomic number and high density
C. High atomic number and low density
D. High atomic number and high density Answer - D. High atomic number and
high density
Limiting the primary beam can reduce the exposure outside the x-ray field by
up to ______ times. Answer - 100
Which of the following structures of the eye is considered the most
radiosensitive?
,A. Comea B. Iris
C. Lens D. Optic nerve Answer - C. Lens
The protective drape on the fluoroscopic tower must contain ______mm lead
equivalent Answer - .25
Which of the following combinations would result in the least patient dose and
the lowest amount of heat delivered to the anode?
A. Low mAs and low kVp
B. Low mAs and high kVp
C. High mAs and low kVp
D. High mAs and high kVp Answer - B. Low mAs and high kVp
The SI unit for the rad is the: Answer - Gray
A linear dose-response relationship to radiation assumes that the response to
radiation is:
A. Inversely proportional to the dose of radiation
B. Independent of the dose of radiation
C. Directly proportional to the dose of radiation
D. Variable, depending on the Quality Factor Answer - C. Directly proportional
to the dose of radiation
Which of the following could have a positive effect on reducing radiation
exposure to the general population?
, A. Computerized tomography machines
B. Tomography machines
C. Fluoroscopic machines
D. Automatic exposure controls Answer - D. Automatic exposure controls
The most sensitive period to radiation during pregnancy is:
A. First Trimester C. Third Trimester
B. Second Trimester D. Fourth Trimester Answer - A. First Trimester
The chemical compound used as a material for thermoluminescent dosimetry
is: Answer - Lithium fluoride
Why do mammographers generally receive very little radiation exposure?
Answer - The low levels of kVp produce very little scatter
Doubling the mAs used to produce a radiograph will deliver _________the ESE.
Answer - Two tines
Which of the following are examples of inherent filtration?
1. Glass envelope of x-ray tube
2. Insulating oil around x-ray tube
3. Aluminum sheets near tube window Answer - 1 & 2
