Operator Quiz for Handheld Devices Operator Quiz for Dexcowin Dental Devices 1 / 15 A. Who is allowed to operate Cocoon? A. Any Healthcare worker B. Only trained or qualified dentists and dental technicians C. Dental students in training D. Anyone after watching a tutorial 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. What must you do before cleaning the device? A. Unplug it and remove the battery B. Rinse it under running water C. Scrub the device with a brush D. Power it off or disconnect the power supply 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. How long should you press the power button to turn on the device? A. 1 second B. 5 seconds C. Hold it continuously 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. What indicates that the device is ready for exposure on the OLED screen? A. A warning message pops up B. The "READY" sign appears C. The exposure lamp turns blue 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. What happens if you release the trigger before the buzzer completes? A. The device resets B. The exposure stops immediately C. The exposure continues for 3 seconds 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. When attempting a difficult shot, is it safer to adjust the patient’s head rather than repositioning the machine to avoid compromising your safety with an awkward shooting angle? 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 D. All the above 15 / 15 O. What is the recommended distance between the patient and the X-ray focus point? A. 11 inches B. 7 inches C. 8 inches D. 4 inches Your score is Restart quiz Operator Quiz for Dexcowin ADX6000 1 / 15 1) Who is allowed to operate Cocoon? A. Any Healthcare worker B. Only trained or qualified dentists and dental technicians C. Dental students in training D. Anyone after watching a tutorial 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) What must you do before cleaning the device? A. Unplug it and remove the battery B. Rinse it under running water C. Scrub the device with a brush D. Power it off or disconnect the power supply 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) How long should you press the power button to turn on the device? A. 1 second B. 5 seconds C. Hold it continuously 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) What indicates that the device is ready for exposure on the OLED screen? A. A warning message pops up B. The "READY" sign appears C. The exposure lamp turns blue 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) What happens if you release the trigger before the buzzer completes? A. The device resets B. The exposure stops immediately C. The exposure continues for 3 seconds 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 D. All the above 15 / 15 15) What is the recommended distance between the patient and the X-ray focus point? A. 11 inches B. 7 inches C. 8 inches D. 4 inches Your score is Restart quiz
