RHS Practice exam| 225 QUESTIONS| WITH COMPLETE SOLUTIONS

Chemical agents should be properly disposed of according to A. dental office protocol. B. state and federal recommendations. C. OSHA and local laws. D. federal, state and local laws. Correct Answer: D. federal, state and local laws. Using the ALARA concept as a guideline for radiographs includes all of the following EXCEPT A. draping the patient with a thyroid collar. B. using a circular PID. C. draping the patient with a lead apron. D. using a rectangular PID. Correct Answer: B. using a circular PID. Which of the following is most essential when labeling the film mount? A. Dentist name B. Patient name C. Dentist address D. Patient address Correct Answer: B. Patient name Which of the following errors occur when the vertical angulation is incorrect? A. Cone cut B. Blurred image C. Elongation D. Overlapping Correct Answer: C. Elongation Which of the following was established to address the education and certification of operators of radiographic equipment? A. Radiation Control for Health and Safety B. National Council on Radiation Protection and Measurements C. Consumer-Patient Radiation Health and Safety Act D. International Commission on Radiation Units and Measurements Correct Answer: C. Consumer-Patient Radiation Health and Safety Act Which of the following protection techniques is used to minimize x-radiation exposure to the operator? A. Structural shielding B. Wearing a lead line apron C. Wearing a dosimeter D. Standing next to the tubehead Correct Answer: A. Structural shielding When changing the 8-inch PID to a 16-inch PID, which of the following is used to determine the intensity of the beam?