A lateral lumbar projection demonstrates closed L4-L5 and L5-S1 intervertebral disk spaces. How should the positioning setup be adjusted for an optimal projection to be obtained?
1)Angle the central ray until it parallels the interiliac line.
2)Rotate the patient into a true lateral position.
3)Align the central ray perpendicular to the L5-S1 vertebral column area.
4)Align the vertebral column parallel with the imaging table.
A) 1 and 4 only
B) 2 only
C) 3 and 4 only
D) 1, 3, and 4 only

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The Answer of A lateral lumbar projection demonstrates closed L4-L5 and L5-S1 intervertebral disk spaces. How should the positioning setup be adjusted for an optimal projection to be obtained?
1)Angle the central ray until it parallels the interiliac line.
2)Rotate the patient into a true lateral position.
3)Align the central ray perpendicular to the L5-S1 vertebral column area.
4)Align the vertebral column parallel with the imaging table.
A) 1 and 4 only
B) 2 only
C) 3 and 4 only
D) 1, 3, and 4 only

A Lateral Lumbar Projection Demonstrates Closed L4-L5 and L5-S1 Intervertebral