MIC CT Registry Review Post Tests Questions and Answers 2024

MIC CT Registry Review Post Tests Questions and Answers 2024 1. In order for an x-ray photon to be measured it must: 1. enter the detector chamber 2. be absorbed by the detector material 3. be converted to a measurable event a. 1 only b. 2 only c. 3 only d. 1, 2 & 3: D. 1, 2, and 3 2. Which system component converts the projection attenuation data into the proper digital form for the array processor? A. Detector B. Photodiode C. Analog to digital converter D. Host computer: c. Analog-to-digital converter 3. 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: a. reconstruction of the image from the raw data 4. Which of the following is not part of the CT tube? A. Tungsten target B. Collimator C. Rotating anode D. Filament: b. collimator 5. Which of the following is false regarding CT systems? 1.They are limited to non-oblique transverse scanning 2.They cannot generate a straight coronal or sagittal image 3.They have no moving parts: D. 1, 2 & 3 6. 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 of each tissue D.The FDA imposes no limit on the dose to the patient: c. they penetrate the body according to specific attenuation characteristics of each tissue 7. Most of the commands from the technologist are received by the: A. Array processor B. Operators console C. Host computer D. Amplifier: b. operator's console 8. X-rays are produced whenever fast moving electrons collide with any form of matter because: 1.The electron splits into two x-ray photons of equal energy upon impact with the matter 2.The electron loses kinetic energy which is converted into the emission of an x-ray photon 3.The electron converts the electronic collides with into an xray photon: 2 only 9. The mA determines the: A. Quantity of x-ray photons B. Coefficient of attenuation C. Slice thickness D. Energy level of the x-ray photons: A. Quantity of x-ray photons 10. Which of the following is a component not normally located in the gantry of a modern CT system? A. Pre-patient collimators B. Solid state detectors C. Array processor D. X-ray tube: c. array processor 11. Tube interscan delay time refers to: a. the time between the end of one scan and the start of the next scan during which the tube will cool