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RTBC Mock exam #2 2025 Questions and Answers Within digital radiography, bit depth defines the: a. smallest exposure difference that can be detected by the digital system b. total line pairs per millimeter that can be resolved by digital system c. total number of gray shades that can be produced by the digital system d. total number of photons striking the digital receptor - ....ANSWER☑️☑️...-total number of gray shades that can be resolved by digital system What compound is used in flat-panel image receptors to convert incoming x-ray photons directly into an electrical signal? a. amorphous selenium b. amorphous silicon c. cesium iodide d. gadolinium oxysulfide - ....ANSWER☑️☑️...-amorphous selenium During digital image formation, quantization occurs in the: a. analog-to-digital converted b. detector assembly c. tech's control console d. x-ray tube housing - ....ANSWER☑️☑️...-analog to digital converter Which of the following models was used to establish radiation protection standards for stochastic effects of radiation? …FOR STUDY PURPOSES ONLY…©️ 2025 ALL RIGHTS RESERVED… 1