COMPREHENSIVE GUIDE TO DEXIS
DENTAL IMAGING EQUIPMENT CARE
AND NOMAD PRO 2 SAFETY EXAM
QUESTIONS AND ANSWERS 100% PASS
2026 UPDATE.
What should you never do to the DEXIS sensor? - ANS Never soak the sensor in any solution
or expose it to moisture.
How should the DEXIS sensor cord be handled? - ANS Never twist, tightly coil, or wrap the
sensor cord around objects.
What can happen if patients bite the DEXIS sensor? - ANS It can damage the housing and/or
cord, leading to sensor malfunction.
What is the recommended method to protect the DEXIS sensor? - ANS Use DEXIS holders
designed to protect the sensor.
What should be done before restarting the computer with the DEXIS board? - ANS Always
remove the sensor's board from the computer.
What is the proper way to decontaminate the DEXIS sensor? - ANS Sleeve the sensor with a
barrier, then use a hard-surface disinfectant spray.
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, What should you avoid when cleaning DEXIS sensor holders? - ANS Never expose holders to
temperatures above 257°F/125°C.
What is the purpose of the NOMAD Pro 2? - ANS It is a handheld X-ray source that can be
used safely without leaving the room.
What does leakage radiation refer to? - ANS Radiation that escapes from the X-ray tube due
to inadequate shielding.
How does the NOMAD Pro 2 protect against backscatter radiation? - ANS It has a transparent
shield on the collimator that acts as a barrier.
What is the occupational dose limit for radiation exposure? - ANS 50mSv per year.
What should operators do if anyone other than the patient is in the direct beam? - ANS They
should wear protective covering as required by local jurisdictions.
What should be done if an exposure needs to be terminated? - ANS Release the depressed
trigger to prematurely end the exposure.
What guidelines must operators follow regarding radiation safety? - ANS Follow all applicable
regulatory guidelines and in-house radiation protection programs.
What can prolonged use of aluminum test blocks for sensor storage cause? - ANS It can crack
the housing of the sensor.
What is the first step in the decontamination process for the sensor? - ANS Sleeve your
sensor with an appropriate barrier.
What should be avoided when using DEXIS sensor holders? - ANS Avoid direct contact with
metal trays, instruments, and heating elements.
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
DENTAL IMAGING EQUIPMENT CARE
AND NOMAD PRO 2 SAFETY EXAM
QUESTIONS AND ANSWERS 100% PASS
2026 UPDATE.
What should you never do to the DEXIS sensor? - ANS Never soak the sensor in any solution
or expose it to moisture.
How should the DEXIS sensor cord be handled? - ANS Never twist, tightly coil, or wrap the
sensor cord around objects.
What can happen if patients bite the DEXIS sensor? - ANS It can damage the housing and/or
cord, leading to sensor malfunction.
What is the recommended method to protect the DEXIS sensor? - ANS Use DEXIS holders
designed to protect the sensor.
What should be done before restarting the computer with the DEXIS board? - ANS Always
remove the sensor's board from the computer.
What is the proper way to decontaminate the DEXIS sensor? - ANS Sleeve the sensor with a
barrier, then use a hard-surface disinfectant spray.
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, What should you avoid when cleaning DEXIS sensor holders? - ANS Never expose holders to
temperatures above 257°F/125°C.
What is the purpose of the NOMAD Pro 2? - ANS It is a handheld X-ray source that can be
used safely without leaving the room.
What does leakage radiation refer to? - ANS Radiation that escapes from the X-ray tube due
to inadequate shielding.
How does the NOMAD Pro 2 protect against backscatter radiation? - ANS It has a transparent
shield on the collimator that acts as a barrier.
What is the occupational dose limit for radiation exposure? - ANS 50mSv per year.
What should operators do if anyone other than the patient is in the direct beam? - ANS They
should wear protective covering as required by local jurisdictions.
What should be done if an exposure needs to be terminated? - ANS Release the depressed
trigger to prematurely end the exposure.
What guidelines must operators follow regarding radiation safety? - ANS Follow all applicable
regulatory guidelines and in-house radiation protection programs.
What can prolonged use of aluminum test blocks for sensor storage cause? - ANS It can crack
the housing of the sensor.
What is the first step in the decontamination process for the sensor? - ANS Sleeve your
sensor with an appropriate barrier.
What should be avoided when using DEXIS sensor holders? - ANS Avoid direct contact with
metal trays, instruments, and heating elements.
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
