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Author Question: Flexion and extension views of the lumbar spine may be acquired in any of the following positions ... (Read 22 times)

lb_gilbert

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on: Jul 17, 2018
Flexion and extension views of the lumbar spine may be acquired in any of the following positions except:
 
 sitting
  erect
  supine
  recumbent

Question 2

Which of the following is the most efficient means of beam restriction?
 
 collimator
  wedge filter
  aperture diaphragm
  extension cone


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shoemake

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Reply #1 on: Jul 17, 2018
Answer to Question 1

supine

Rationale: Flexion and extension views of the lumbar spine could be acquired with the patient recumbent, upright, or sitting.

Answer to Question 2

collimator

Rationale: The collimators are placed close to the tube port to control the amount of off-focus radiation leaving the tube.


lb_gilbert

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Reply 2 on: Jul 17, 2018
Great answer, keep it coming :)

dyrone

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Reply 3 on: Yesterday
Excellent

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