Which of the Following Devices Are Necessary to Obtain Optimal

question 56

Multiple Choice

Which of the following devices are necessary to obtain optimal image quality on a lateral projection of the thoracic spine?
1) 48-inch SID
2) Close collimation
3) Sheet of leaded rubber

• A) 1 and 2
• B) 1 and 3
• C) 2 and 3
• D) 1, 2, and 3

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