During a barium enema, patients should be told to:
A) breathe through the nose slowly and deeply
B) breathe through the mouth slowly and deeply
C) hold their breath
D) take short, shallow breaths
B
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The control panel, where technical exposure factors are selected and visually displayed for the equipment operator, must be located
a. at the foot end of the radiographic examining table. b. at the head end of the radiographic examining table. c. behind a suitable protective barrier that has a radiation-absorbent window that permits observation of the patient during any procedure. d. behind any regular wall that has a regular glass window that permits observation of the patient during any procedure.
When a pregnant patient must undergo a radiographic procedure, which of the following practices will minimize radiation exposure?
a. Selecting technical exposure factors that are appropriate for the part of the body to be radiographed b. Opening the x-ray beam collimator shutters as wide as possible to ensure complete coverage of the image receptor c. Precisely collimating the radiographic beam to include only the anatomic area of interest and shielding the lower abdomen and pelvis when this area does not need to be included in the area to be irradiated d. A and C