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Where is the central ray (CR) centered for a nephrotomogram of the kidneys?

A nephrogram taken during an IVU demonstrates that the renal parenchyma is poorly visualized, but the calyces are contrast enhanced. What is the most likely reason for this radiographic outcome?

The fundamental principle behind DTS takes advantage of:

Which of the following statements is not true in regard to digital tomosynthesis (DTS)?

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In preparation for a venipuncture, a tourniquet should be applied ____ above or proximal to the site of injection.

The most common size needle used for bolus injection of contrast agents for adult patients is _____ gauge.

A patient, during an injection of contrast media, complains about pain at the injection site. The radiographer notices a moderate degree of swelling beneath the skin. The radiographer stops the injection and suspects the needle has slipped out of the vein. What should the radiographer do after removing the needle to alleviate the patient’s discomfort?

Which of the following veins is not normally used during venipuncture?

Venipuncture procedures may be performed by a technologist only if a physician is present in the room or is in an adjoining room.