MDCB BOARD REVIEW 2024/2025
MDCB BOARD REVIEW 2024/2025 In terms of a computer, what do the following acronyms stand for: CRT LED LCD ROM RAM - answer-CRT: cathode ray tube LED: liquid emitting diode LCD: liquid crystal display ROM: read only memory (permanent, can't write over) RAM: random access memory (temporary, lost when computer turns off) What is used for MRI magnet shielding? What is used for MRI radiofrequency shielding? - answer--steel plates -metal mesh (Faraday cage) What strength of MRI has been shown to have no biological effects? - answer-If 10Tesla, then no biological effects What is the cause for acoustic noise with an MRI machine? - answer-The switching of gradient fields What is the event of a rapid boil-off of the liquid nitrogen or liquid helium surrounding the MRI magnet, which is a failure of the emergency venting system and can cause a life-threatening oxygen shortage in the MRI room? - answer-Quench
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mdcb board review
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