Category: Image Production-41When the x-ray beam is not properly aligned with the grid strips, the _____ is changed.

Category: Image Production-6If you were using an automatic exposure control (AEC) device to make an exposure, which of these would be adjusted to ensure a proper optical density from patient to patient?Set timeSet ionization chamberSet density compensation

Category: Image Production-15An exposure was made using 12 mAs and 60 kVp and resulted in an acceptable density. If the kVp was changed to 69 to obtain longer-scale contrast, what new mAs should be used?

Category: Procedures-24To demonstrate the zygoapophyseal joints of the lumbar vertebrae with an AP projection, the patient rotation is:

Category: Safety-36The random interaction of x-rays with matter produces a variety of structural changes in biologic tissue, including:A single-strand break in one chromosomeMore than one break in the same chromosomeStickiness, or clumping together, of chromosomes

Category: Patient Care-27Which of the following are true when radiography is performed on a trauma patient?Work quickly and efficientlyPatient may be left alone if unconsciousSpinal cord injury may be ruled out if patient is not on backboard or wearing a cervical collarObserve for changes in wound dressing while performing radiographyDocument, in writing, changes in patient condition

Category: Procedures-57For the PA oblique projection (scapular Y) of the shoulder, the body is rotated so that the midcoronal plane is how many degrees from the IR?

Category: Image Production-33The device that converts the light emitted by an exposed PSP in a processing reader to an electric signal is the:

Category: Patient Care-18A 42-year-old male patient has an open reduction of the lower leg performed in the operating room. Three days later, he is brought to the radiology department for a follow-up radiograph. As the radiographer brings the patient into the room, the patient suddenly begins to complain of chest pain and he appears short of breath. The radiographer takes the patient’s vital signs and notes that his blood pressure is 130/84 mm Hg and his pulse rate is 120 beats per minute. Which of the following apply to this situation?The patient’s symptoms indicate that he may be suffering from a pulmonary embolusThe patient’s blood pressure indicates that he is hypertensiveThe patient’s pulse rate indicates that he has tachycardia

Category: Procedures-2A right lateral decubitus radiograph of the chest is taken of a patient with the grid placed behind the patient. This is an example of a/an: