Ordered: Zemplar 6 micrograms IM Have: Zemplar 5 micrograms per milliliter Give: ________

An AP axial sacral projection with accurate positioning demonstrates

1. the long axis of the median crest aligned with the long axis of the collimated field. 2. foreshortening of the first through fifth sacral segments. 3. the median sacral crest positioned closer to the right side. 4. the ischial spines equally demonstrated and aligned with the pelvic brim. a. 1 and 2 only b. 1 and 4 only c. 2 and 3 only d. 1, 2, and 4 only

For a lateral sacral projection, the

1. patient's legs are flexed. 2. midcoronal plane is aligned parallel with the imaging table. 3. posterior ribs and the posterior pelvic wings are aligned perpendicular to the imaging table. 4. longitudinal axis of the sacrum is aligned with the short axis of the collimated field. a. 1 and 3 only b. 2 and 3 only c. 1, 2, and 3 only d. 2 and 4 only