Photocathode - Study guides, Class notes & Summaries

What is the purpose of developing exposure charts? - Answer-Patient dose and image quality The output screen of a fluoroscopic image intensifier tube is composed of? - Answer-zinc cadmium sulfide The "Electron Image" of the image intensifier tube is formed by electrons released from the... - Answer-photocathode Digital fluoroscopy has numerous benefits, what is the one very important benefit? - Answerdecreased patient dose Digital fluoroscopy can capture an image in... - Answer-33 millis...

RADT 156 FINAL EXAM REVIEW 2024 QUESTIONS WITH 100% CORRECT ANSWERS What is the purpose of developing exposure charts? - Correct Answer ️️ -Patient dose and image quality The output screen of a fluoroscopic image intensifier tube is composed of? - Correct Answer ️️ -zinc cadmium sulfide The "Electron Image" of the image intensifier tube is formed by electrons released from the... - Correct Answer ️️ -photocathode Digital fluoroscopy has numerous benefits, what is the one ve...

An image that demonstrates low contrast can be caused from: 1. High mAs 2. Low kVp 3. Insufficient beam restriction correct answer: 3 only Which of the following interactions with matter reduce contrast in an x-ray image? correct answer: Compton scattering From anatomical position, pronating the hand will result in the palm facing ____. correct answer: Posteriorly The maximum variation between consecutive exposures when using the same technical factor is: correct answer: withi...

California Fluoroscopy UPDATED Exam Questions and CORRECT Answers An image intensifiers photocathode causes ___ to be given off in direct proportion to the intensity of the fluorescent light: a. remnant radiation b. electrons c. x-rays d. light photons - CORRECT ANSWER- electrons What fluoroscopic television system device decodes the video signal into a visible image? a. Vidicon camera b. Camera control unit c. Television monitor d. Electron gun - CORRECT ANSWER- Television...

What is the purpose of developing exposure charts? - Answer-Patient dose and image quality The output screen of a fluoroscopic image intensifier tube is composed of? - Answer-zinc cadmium sulfide The "Electron Image" of the image intensifier tube is formed by electrons released from the... - Answerphotocathode Digital fluoroscopy has numerous benefits, what is the one very important benefit? - Answer-decreased patient dose Digital fluoroscopy can capture an image in... - Answer-33 millis...

RADT 156 FINAL EXAM REVIEW 2024 QUESTIONS WITH 100% CORRECT ANSWERS What is the purpose of developing exposure charts? - Correct Answer ️️ -Patient dose and image quality The output screen of a fluoroscopic image intensifier tube is composed of? - Correct Answer ️️ -zinc cadmium sulfide The "Electron Image" of the image intensifier tube is formed by electrons released from the... - Correct Answer ️️ -photocathode Digital fluoroscopy has numerous benefits, what is the one ve...

California Fluoroscopy Test Exam Questions With Accurate Answers. An image intensifiers photocathode causes ___ to be given off in direct proportion to the intensity of the fluorescent light: a. remnant radiation b. electrons c. x-rays d. light photons - answerelectrons What fluoroscopic television system device decodes the video signal into a visible image? a. Vidicon camera b. Camera control unit c. Television monitor d. Electron gun - answerTelevision Monitor Which of the followi...

______ ______ provides a brighter image for viewing. Answer - Image Intensification Using conventional fluoroscopy, the exit radiation interacts with the ______ ______ which converts the radiation to light. Answer - Input phosphor The input phosphor is a light emitting material such as ______ ______. Answer - Cesium Iodide The light photons are converted to electrons by the ______. Answer - Photocathode The process of converting light to electrons is called ______. Answer - Photo emi...

According to National Council on Radiation Protection and Measurement (NCRP) guidelines, a medical xray tube must include aluminum equivalent filtration equal to a minimum of: - 2.5 mm Which two guidelines are accepted means of controlling infection in the imaging department? 1. Never transport an isolation patient into the radiology department 2. Wash hands before and after every patient 3. Wear gloves when emptying soiled linen 4. Recap dirty needles 5. Wear head covering when working w...

An image that demonstrates low contrast can be caused from: 1. High mAs 2. Low kVp 3. Insufficient beam restriction correct answer: 3 only Which of the following interactions with matter reduce contrast in an x-ray image? correct answer: compton scattering What type of fracture is illustrated below? (femur bone sticking out of skin) correct answer: compound fx From anatomical position, pronating the hand will result in the palm facing ____ correct answer: posteriorly With all oth...