Operator Quiz for Handheld Devices Operator Quiz for Dexcowin Dental Devices 1 / 15 A. You should read and follow the specific regulations from your state concerning handheld devices. A. True B. False 2 / 15 B. What is the required filtration specification? A. At least Equal to 5.0 mmAl B. More than 1.0 mmAl C. More than 2.3mmAl 3 / 15 C. Amongst the following which describes the best way to sanitize the device after use? A. Spray enough disinfectant over device B. Spray tap water over the device C. Scrub the device with a brush D. Wipe off with a small amount of disinfectant on a soft cloth 4 / 15 D. When should you remove the back scatter shield? A. Never B. While taking an x-ray C. After taking an x-ray 5 / 15 E. With the exception of special situations such as having an elderly or disabled patient; who besides the operator and the patient should be in the room? A. No one B. Receptionist C. Another doctor 6 / 15 F. Which of the following is a radiation hazard? A. Storing the device at any location B. Randomly altering the device during operation C. Using the device for undesignated purposes D. All of the above 7 / 15 G. What is the best way of exposure to get a clear image? A. By pressing and holding the trigger button until the buzz sound ends B. By pressing the trigger button and immediately removing your finger from the trigger button to avoid to much exposure C. By slightly touching the trigger button since it is sensitive 8 / 15 H. Where should you be during exposure in relation to the exposure point (as the person taking the x-ray)? A. Next to the machine B. Directly behind the machine C. Slightly stretched over the machine 9 / 15 I. Where should the machine be stored when not in use? A. The cabinet B. A safe and secure location where it can only be used by authorized personnel C. In your bag 10 / 15 J. If an operation room has a person sitting in a chair, less than 6 feet away, should an x-ray be taken in this room or not? A. Depends on the situation B. No C. Yes 11 / 15 K. Which of the following would be the reason for a blurred x-ray image? A. Patient or Operator motion B. Increase in exposure time C. Low battery 12 / 15 L. Which of the following image receptors work with an X-ray? A. Film (F-speed or greater) B. Digital sensor C. PSP plates D. All of the above 13 / 15 M. If trying to make a difficult shot, should you move the patient’s head and not the machine to avoid compromising your safety with an awkward angled shot? A. Yes B. No 14 / 15 N. Which of the following is the correct method of placing an image receptor? A. Diagonal to the device B. Opposite the device C. Parallel to the center of the focal spot at 90˚ D. All the above 15 / 15 O. What is the proper distance from the focal spot to the patient? A. 30 cm B. 18 cm C. 20 cm D. 10 cm Your score is Restart quiz Operator Quiz for Dexcowin ADX6000 1 / 15 1) You should read and follow the specific regulations from your state concerning handheld devices. A. True B. False 2 / 15 2) What is the required filtration specification? A. At least Equal to 5.0 mmAl B. More than 1.0 mmAl C. More than 2.3mmAl 3 / 15 3) Amongst the following which describes the best way to sanitize the device after use? A. Spray enough disinfectant over device B. Spray tap water over the device C. Scrub the device with a brush D. Wipe off with a small amount of disinfectant on a soft cloth 4 / 15 4) When should you remove the back scatter shield? A. Never B. While taking an x-ray C. After taking an x-ray 5 / 15 5) With the exception of special situations such as having an elderly or disabled patient; who besides the operator and the patient should be in the room? A. No one B. Receptionist C. Another doctor 6 / 15 6) Which of the following is a radiation hazard? A. Storing the device at any location B. Randomly altering the device during operation C. Using the device for undesignated purposes D. All of the above 7 / 15 7) What is the best way of exposure to get a clear image? A. By pressing and holding the trigger button until the buzz sound ends B. By pressing the trigger button and immediately removing your finger from the trigger button to avoid to much exposure C. By slightly touching the trigger button since it is sensitive 8 / 15 8) Where should you be during exposure in relation to the exposure point (as the person taking the x-ray)? A. Next to the machine B. Directly behind the machine C. Slightly stretched over the machine 9 / 15 9) Where should the machine be stored when not in use? A. The cabinet B. A safe and secure location where it can only be used by authorized personnel C. In your bag 10 / 15 10) If an operation room has a person sitting in a chair, less than 6 feet away, should an x-ray be taken in this room or not? A. Depends on the situation B. No C. Yes 11 / 15 11) Which of the following would be the reason for a blurred x-ray image? A. Patient or Operator motion B. Increase in exposure time C. Low battery 12 / 15 12) Which of the following image receptors work with an X-ray? A. Film (F-speed or greater) B. Digital sensor C. PSP plates D. All of the above 13 / 15 13) What is the SSD (Source to Skin distance) of the x-ray system? A. User can decide the distance as their needs B. User should refer to the SSD label on the shield 14 / 15 14) Which of the following is the correct method of placing an image receptor? A. Diagonal to the device B. Opposite the device C. Parallel to the center of the focal spot at 90˚ D. All the above 15 / 15 15) What is the proper distance from the focal spot to the patient? A. 30 cm B. 18 cm C. 20 cm D. 10 cm Your score is Restart quiz
