Category: Procedures-25 In performing the AP projections of the lumbar spine for spinal fusion, the central ray should be directed to the level of:

Category: Safety-23 Stochastic effects of radiation are those that: Have a threshold May be described as “all-or-nothing” effects Are late effects

Category: Patient Care-20 Isopropyl alcohol and povidone-iodine (Betadine) are two common agents that may be used for:

Category: Pilot-19 Which of the following examinations may be used to image the colon? Gastrografin barium enema Enteroclysis Double contrast barium enema

Category: Procedures-17 When performing an IVP, how long after the completion of the contrast medium injection does the contrast agent usually begin to appear in the renal pelvis?

Category: Procedures-18 In performing an AP oblique projection for intravenous urography, RPO position, which of the following criteria is/are accurate?

Category: Image Production-11 In analog to digital conversion, a memory 10 bits deep allows how many gray levels?

Category: Image Production-36 If the radiographer is unable to adjust the mAs, yet needs to reduce the image density of a particular image by one-half, which of the following would best accomplish this?

Category: Image Production-43 Decreasing field size from 14 x 17 into 8 x 10 inches with no other changes will:

Category: Procedures-10 For the double-contrast UGI examination with the patient recumbent, which projection produces the best image of the fundic portion of the stomach?