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The best answer to the patient question, "Why do I need x-rays?" is because the dentist requested them.
Covert Code
A hidden or secret code used for secure communication.
Electric Shifter Assembly
A system that uses electrical signals to change gears in a vehicle, replacing mechanical linkage with electronic controls.
Fault Code
A condition failure code logged to computer memory and often broadcast onto the vehicle data bus. Classified as active or historic/inactive, fault codes are assigned one of twelve failure mode indicators (FMIs) for purposes of diagnosing system conditions and recording to audit trails.
Ignition Key
A key used to start a vehicle's engine by engaging the ignition system.
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Q43: If the darkroom door is accidentally opened