MIC-CT Registry Review-System Operations and Components Questions and Answers 100% Pass

MIC-CT Registry Review-System Operations and Components Questions and Answers 100% Pass In order for an x-ray photon to be measured it must: - Correct Answer ️️ -Enter the detector chamber, be absorbed by the detector material and be converted to a measureable event Which system component converts the projection attenuation data into the proper digital form for the array processor? - Correct Answer ️️ -Analog-to-digital converter Which of the following is NOT a function of a PACS system? A)-Reconstruction of the image from the raw data B)-Long term data storage C)-digital distribution of images D)-image display for the radiologist - Correct Answer ️️ -A)-Reconstruction of the image from the raw data Which is NOT part of the CT Tube? a)-tungsten target B)-collimator C)-rotating anode D)-filament - Correct Answer ️️ -B)-collimator Which of the following is FALSE regarding CT systems? A)-they are limited to non-oblique transverse scanning B)-they cannot generate a straight coronal or Sagittal image C)-they have no moving parts? - Correct Answer ️️ -All of the answers are false X-rays are used in CT because: A) they are easily produced by the high frequency generator B)-they are less harmful than the heating effects of microwave radiation C)-they penetrate the body according to specific attenuation characteristics D)-The FDA imposes no limit on the dose to the patient - Correct Answer ️️ -C)-they penetrate the body according to specific attenuation characteristics of each tissue Most of the commands from the technologist are received by the: A)-Array processor B)-operators console C)-host computer D)-amplifier - Correct Answer ️️ -B)-Operators console X-Rays are produced whenever fast-moving electrons collide with any form of matter because: A)-the electron splits into two X-ray photons of equal energy upon impact with matter B)-the electron loses kinetic energy which is converted into the emission of an X-ray photon C)-the electron converts the electron it collides with into an X-ray photon - Correct Answer ️️ -B) the electron loses kinetic energy which is converted into the emission of an X-ray photon The mA determines: A)-quantity of X-ray photons B)-coefficient of attenuation C) slice thickness D)-energy level of the X-ray photons - Correct Answer ️️ -A)-Quantity of X-ray photons Which of the following is a component NOT normally located in the gantry of a modern CT system? A)-pre-patient collimator's B)-solid-state detectors C)-array processor D)-x-Ray tube - Correct Answer ️️ -C)-Array processor Tube inter scan delay time refers to: A)-the time between the end of once scan and the start of the next scan durning which the tube will cool B)-a quality assurance test performed daily by the technologist C)-the time required for the tube to make a complete 360 revolution about the gantry D)-the length of time required for the production of photons to begin after applying the voltage to the tube - Correct Answer ️️ -A)-the time between the end of one scan and the start of the next scan during which the tube will cool Increased ____________ will increase the likelihood t