Review 2 (done)
Authored by Dian Yparraguirre
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50 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Which one of the following is (are) used to control the production of scattered radiation?
1. Collimators
2. Optimal kV
3. Use of grids
(A) 1 only
(B) 1 and 2 only
(C) 2 and 3 only
(D) 1, 2, and 3
2.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
With the patient in an erect 45-degree LPO and the CR directed 2 in. medial and 2 in. lateral to the upper outer border of the shoulder, which of the following will be visualized to best advantage?
(A) Coronoid process free of superimposition
(B) Coracoid process free of superimposition
(C) Glenoid cavity in profile
(D) Greater tubercle in profile
3.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Brightness and contrast resolution in digital imaging can be influenced by
1. window level (WL)
2. window width (WW)
3. look-up table (LUT)
(A) 1 only
(B) 1 and 2 only
(C) 2 and 3 only
(D) 1, 2, and 3
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Acceptable method(s) of minimizing motion unsharpness is (are)
1. suspended respiration
2. short exposure time
3. patient instruction
(A) 1 only
(B) 1 and 2 only
(C) 1 and 3 only
(D) 1, 2, and 3
5.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
According to the line-focus principle, an anode with a small angle provides
1. improved recorded detail
2. improved heat capacity
3. less heel effect
(A) 1 and 2 only
(B) 1 and 3 only
(C) 2 and 3 only
(D) 1, 2, and 3
6.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Which of the following expresses the gonadal dose that, if received by every member of the population, would be expected to produce the same total genetic effect on that population as the actual doses received by each of the individuals?
(A) Genetically significant dose
(B) Somatically significant dose
(C) Maximum permissible dose
(D) Lethal dose
7.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
A patient with an upper respiratory tract infection is transported to the radiology department for a chest examination. Who should be masked?
1. Technologist
2. Transporter
3. Patient
(A) 1 only
(B) 1 and 2 only
(C) 3 only
(D) 1, 2, and 3
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