When the clavicle is being radiographed, which of the follow…

When the clavicle is being radiographed, which of the following statements are true? PA projection must always be used A central ray angle of 15-30 degrees cephalic is used for the PA axial projection The patient’s head should be turned towards the affected side AP projections may be used for patient comfort A central ray angle of 15-30 degrees caudal is used for the PA Axial projection

For a lateral projection of L5-S1, which of the following st…

For a lateral projection of L5-S1, which of the following statements are true? The patient is in a lateral position The hips and knees are extended The image receptor is centered to the CR A cylinder cone may be used to reduce greatly the production of scatter radiation The central ray is centered on a coronal plane 2 inches posterior to the ASIS and 1.5 inches inferior of the iliac crest