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RTBC - Lumbar Spine, Sacrum, and Coccyx Exam 2025 Questions and Answers Routine frontal lumbar spine images are typically performed with the patient in which of the following positions? 1) supine on table with knees flexed 2) supine on table with knees extended 3) prone on table with knees extended 4) erect at upright image receptor (IR) - ....ANSWER☑️☑️...-1 Flexing the knees when performing an AP lumbosacral spine x-ray has which two of the following benefits? (select two) 1) results in more consistent brightness levels across the length of the spine 2) ensures patient comfort reducing the chance of motion 3) straightens the curve of the spine and places it closer to the IR 4) enhances the natural curve of the spine - ....ANSWER☑️☑️...-2 and 3 Why is the lateral lumbar spine radiograph taken with the patient holding the breath in expiration? 1) it reduces the superimposition of the costophrenic angles and the first lumbar vertebra 2) it is easier for the patient when in the lateral position …FOR STUDY PURPOSES ONLY…©️ 2025 ALL RIGHTS RESERVED… 1