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Fluoroscopy Chapter 33(61 questions with complete verified solutions
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Fluoroscopy Chapter 33(61 questions with complete verified solutions
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Fluoroscopy Chapter33(61 questions with
complete verified
solutions
A dynamic radiographic examination; involves active diagnosis during an
examination. - answer Fluoroscopy (Dynamic means lives x-ray)
Used for examination of physiology, Often demonstrated using contrast
media, - answer Dynamic image
Static image taken during fluoro exam - answer Spot film
FOr fluoro exam, X-ray Tube is locate _____ and Image intensifier
______ of patient - answer Under the patient, on top
A fluoroscopic imaging chain consists of a specialized x-ray tube with an
image receptor called _______ that can be viwed during an x ray
exposure. - answer Fluoroscopic screen
, Fluoro operates at less than ___ mA - answer 5
Was designed to eletronically amplify the brightness of an image.
Capable of increasing image brigness 500-8000.. - answer Image
intensification tube/Image Intensifier
Receives x-ray beam converts it into high intensity visible light. -Up to
8,000 times brighter - answer Image Intensifier
Image intensifier is build with a ________ to pervent another
interaction - answer Glass envelope (Vacuum)
______ changes x ray photon to light photon and serves as scintillator. -
answer Input Phosphor (about 10-35 cm in diameter)
Scintillator/input phosphor is made of - answer Cesium iodide (CsI)
Input phosphor will absorbs about ____ % of radiation exiting patient -
answer 60
input phospor work to emit ___ photons, about 1000-5000 light
photons per x-ray photon - answer Light
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