Category: Image Production-45 In comparison to 90 kVp, 60 kVp will: Produce higher exposure intensity Produce shorter scale contrast Produce less Compton scatter

Category: Procedures-48 A radiographic image of the knee is obtained in the AP projection on a patient measuring 22 centimeters from the ASIS to the table top. The central ray should be directed:

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-28 In comparison to a 256 x 256 matrix, a 1,024 x 1,024 matrix will have:

Category: Safety-22 Which of the following statements is/are true with respect to radiation safety in fluoroscopy? Tabletop radiation intensity must not exceed 3 R/min Tabletop radiation intensity must not exceed 10 R/min In high-level fluoroscopy, tabletop radiation intensity up to 20 R/min is permitted

Category: Safety-13 Late or long-term effects of radiation exposure are generally represented by which of the following dose-response curves?

Category: Pilot-17 When kilovolts (peak) is increased with a compensating reduction in milliamperage-seconds, a decrease in _____ results.

Category: Patient Care-33 When a radiographer is obtaining a patient history, both subjective and objective data should be obtained. An example of subjective data is that:

Category: Image Production-3 If the primary coil of the high-voltage transformer is supplied by 220 V and has 150 turns, and the secondary coil has 75,000 turns, how will the voltage induced in the secondary coil be affected?

Category: Image Production-8 A backup timer for the AEC serves to: Protect the patient from overexposure Protect the x-ray tube from excessive heat Increase or decrease overall density