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Fluoroscopy Exam Questions and Answers, Exams of Nursing

Maryville CollegeNursing

A series of questions and answers related to fluoroscopy, covering topics such as image intensifiers, radiation dose, image quality, and digital fluoroscopy systems. It is designed to test and reinforce understanding of key concepts in fluoroscopy, making it a valuable resource for students and professionals in radiology and medical imaging. The questions cover a range of topics, including the components of a fluoroscopy system, image quality factors, and radiation safety practices. This resource is useful for exam preparation and self-assessment in the field of medical imaging.

Typology: Exams

2025/2026

Available from 10/18/2025

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Fluoroscopy ||\\|//|| test ||\\|//|| with ||\\|//|| verified ||\\|//|| answers
1. ||\\|//|| One ||\\|//|| frame ||\\|//|| of ||\\|//|| a ||\\|//|| TV ||\\|//|| image ||\\|//|| consists ||\\|//|| of ||\\|//|| how ||\\|//|| many ||\\|//|| lines ||\\|//|| - ||\\|//|| correct ||\\|//|| answer✔✔525 ||\\|//|| nm
. ||\\|//|| A ||\\|//|| digital ||\\|//|| fluoroscopy ||\\|//|| system ||\\|//|| with ||\\|//|| a ||\\|//|| 1024 ||\\|//|| x ||\\|//|| 1024 ||\\|//|| matrix ||\\|//|| size ||\\|//|| is ||\\|//|| also ||\\|//|| called ||\\|//|| what? ||\\|//|| - ||\\|//||
correct ||\\|//|| answer✔✔1000 ||\\|//|| line ||\\|//|| system
How ||\\|//|| does ||\\|//|| the ||\\|//|| pixel ||\\|//|| size ||\\|//|| and ||\\|//|| the ||\\|//|| matrix ||\\|//|| size ||\\|//|| of ||\\|//|| a ||\\|//|| digital ||\\|//|| fluorography ||\\|//|| system ||\\|//|| effect ||\\|//||
spatial ||\\|//|| resolution? ||\\|//|| - ||\\|//|| correct ||\\|//|| answer✔✔Small ||\\|//|| pixel ||\\|//|| and ||\\|//|| large ||\\|//|| matrix ||\\|//|| has ||\\|//|| better ||\\|//|| resolution
According ||\\|//|| to ||\\|//|| cosine ||\\|//|| law, ||\\|//|| where ||\\|//|| should ||\\|//|| the ||\\|//|| viewer ||\\|//|| sit ||\\|//|| in ||\\|//|| relation ||\\|//|| to ||\\|//|| the ||\\|//|| workstation? ||\\|//|| - ||\\|//||
correct ||\\|//|| answer✔✔Straight ||\\|//|| one
What ||\\|//|| is ||\\|//|| the ||\\|//|| major ||\\|//|| disadvantage ||\\|//|| of ||\\|//|| video ||\\|//|| tape ||\\|//|| recording ||\\|//|| opposed ||\\|//|| to ||\\|//|| cinefluorography ||\\|//||
filming ||\\|//|| - ||\\|//|| correct ||\\|//|| answer✔✔Low ||\\|//|| resolution
What ||\\|//|| is ||\\|//|| normal ||\\|//|| integration ||\\|//|| time ||\\|//|| for ||\\|//|| humans? ||\\|//|| - ||\\|//|| correct ||\\|//|| answer✔✔.2 ||\\|//|| seconds
Increase ||\\|//|| distance ||\\|//|| between ||\\|//|| the ||\\|//|| patient ||\\|//|| and ||\\|//|| the ||\\|//|| image ||\\|//|| intensifier ||\\|//|| will ||\\|//|| result ||\\|//|| in ||\\|//|| a ||\\|//|| change ||\\|//|| in
||\\|//|| the ||\\|//|| patient ||\\|//|| radiation ||\\|//|| dose ||\\|//|| as ||\\|//|| well ||\\|//|| as ||\\|//|| magnification ||\\|//|| of ||\\|//|| the ||\\|//|| images, ||\\|//|| what ||\\|//|| are ||\\|//|| the ||\\|//|| changes ||\\|//||
specifically? ||\\|//|| - ||\\|//|| correct ||\\|//|| answer✔✔Increase ||\\|//|| dose ||\\|//|| and ||\\|//|| increase ||\\|//|| Magnification
Where ||\\|//|| is ||\\|//|| a ||\\|//|| cathode ||\\|//|| ray ||\\|//|| tube ||\\|//|| located? ||\\|//|| - ||\\|//|| correct ||\\|//|| answer✔✔Close ||\\|//|| circuit ||\\|//|| TV ||\\|//|| monitor
Give ||\\|//|| an ||\\|//|| example ||\\|//|| of ||\\|//|| an ||\\|//|| image ||\\|//|| recording ||\\|//|| system ||\\|//|| that ||\\|//|| captures ||\\|//|| and ||\\|//|| photographs ||\\|//|| the ||\\|//|| image
||\\|//|| from ||\\|//|| the ||\\|//|| output ||\\|//|| phosphor ||\\|//|| of ||\\|//|| the ||\\|//|| Image ||\\|//|| Intensifier? ||\\|//|| - ||\\|//|| correct ||\\|//||
answer✔✔Cinefluorography ||\\|//|| and ||\\|//|| spot ||\\|//|| film ||\\|//|| camera
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Download Fluoroscopy Exam Questions and Answers and more Exams Nursing in PDF only on Docsity!

Fluoroscopy||\|//|| test||\|//|| with||\|//|| verified||\|//|| answers

1.||\|//|| One||\|//|| frame||\|//|| of||\|//|| a||\|//|| TV||\|//|| image||\|//|| consists||\|//|| of||\|//|| how||\|//|| many||\|//|| lines||\|//|| - ||\|//|| correct||\|//|| answer✔✔ 525 ||\|//|| nm .||\|//|| A||\|//|| digital||\|//|| fluoroscopy||\|//|| system||\|//|| with||\|//|| a||\|//|| 1024 ||\|//|| x||\|//|| 1024 ||\|//|| matrix||\|//|| size||\|//|| is||\|//|| also||\|//|| called||\|//|| what?||\|//|| - ||\|//|| correct||\|//|| answer✔✔ 1000 ||\|//|| line||\|//|| system How||\|//|| does||\|//|| the||\|//|| pixel||\|//|| size||\|//|| and||\|//|| the||\|//|| matrix||\|//|| size||\|//|| of||\|//|| a||\|//|| digital||\|//|| fluorography||\|//|| system||\|//|| effect||\|//|| spatial||\|//|| resolution?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Small||\|//|| pixel||\|//|| and||\|//|| large||\|//|| matrix||\|//|| has||\|//|| better||\|//|| resolution According||\|//|| to||\|//|| cosine||\|//|| law,||\|//|| where||\|//|| should||\|//|| the||\|//|| viewer||\|//|| sit||\|//|| in||\|//|| relation||\|//|| to||\|//|| the||\|//|| workstation?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Straight||\|//|| one What||\|//|| is||\|//|| the||\|//|| major||\|//|| disadvantage||\|//|| of||\|//|| video||\|//|| tape||\|//|| recording||\|//|| opposed||\|//|| to||\|//|| cinefluorography||\|//|| filming||\|//|| - ||\|//|| correct||\|//|| answer✔✔Low||\|//|| resolution What||\|//|| is||\|//|| normal||\|//|| integration||\|//|| time||\|//|| for||\|//|| humans?||\|//|| - ||\|//|| correct||\|//|| answer✔✔.2||\|//|| seconds Increase||\|//|| distance||\|//|| between||\|//|| the||\|//|| patient||\|//|| and||\|//|| the||\|//|| image||\|//|| intensifier||\|//|| will||\|//|| result||\|//|| in||\|//|| a||\|//|| change||\|//|| in ||\|//|| the||\|//|| patient||\|//|| radiation||\|//|| dose||\|//|| as||\|//|| well||\|//|| as||\|//|| magnification||\|//|| of||\|//|| the||\|//|| images,||\|//|| what||\|//|| are||\|//|| the||\|//|| changes||\|//|| specifically?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Increase||\|//|| dose||\|//|| and||\|//|| increase||\|//|| Magnification Where||\|//|| is||\|//|| a||\|//|| cathode||\|//|| ray||\|//|| tube||\|//|| located?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Close||\|//|| circuit||\|//|| TV||\|//|| monitor Give||\|//|| an||\|//|| example||\|//|| of||\|//|| an||\|//|| image||\|//|| recording||\|//|| system||\|//|| that||\|//|| captures||\|//|| and||\|//|| photographs||\|//|| the||\|//|| image ||\|//|| from||\|//|| the||\|//|| output||\|//|| phosphor||\|//|| of||\|//|| the||\|//|| Image||\|//|| Intensifier?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Cinefluorography||\|//|| and||\|//|| spot||\|//|| film||\|//|| camera

Horizontal||\|//|| resolution||\|//|| on||\|//|| a||\|//|| TV||\|//|| image||\|//|| is||\|//|| determined||\|//|| by||\|//|| what?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Bandpass,||\|//|| the||\|//|| higher||\|//|| the||\|//|| band||\|//|| pass||\|//|| the||\|//|| higher||\|//|| the||\|//|| resolution. In||\|//|| the||\|//|| US||\|//|| how||\|//|| many||\|//|| TV||\|//|| frames||\|//|| are||\|//|| there||\|//|| per||\|//|| second?||\|//|| - ||\|//|| correct||\|//|| answer✔✔ 30 .||\|//|| What||\|//|| are||\|//|| rods||\|//|| in||\|//|| the||\|//|| eye||\|//|| responsible||\|//|| for?||\|//|| - ||\|//|| correct||\|//|| answer✔✔night||\|//|| vision Why||\|//|| does||\|//|| pulse||\|//|| progressive||\|//|| fluoroscopy||\|//|| result||\|//|| in||\|//|| lower||\|//|| patient||\|//|| dose||\|//|| compared||\|//|| to||\|//|| conventional||\|//|| image||\|//|| intensified||\|//|| fluoroscopy?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Does||\|//|| not||\|//|| continue||\|//|| to||\|//|| a||\|//|| full||\|//|| dose,||\|//|| The||\|//|| tube||\|//|| is||\|//|| only||\|//|| activated||\|//|| for||\|//|| a||\|//|| percentage||\|//|| of||\|//|| a||\|//|| second. Using||\|//|| a||\|//|| 17/9||\|//|| duel||\|//|| focus||\|//|| image||\|//|| intensifier,||\|//|| how||\|//|| magnified||\|//|| will||\|//|| the||\|//|| image||\|//|| be||\|//|| in||\|//|| mag||\|//|| mode?||\|//|| - ||\|//|| correct||\|//|| answer✔✔1.8||\|//|| (bigger||\|//|| over||\|//|| smaller) Which||\|//|| medical||\|//|| flat||\|//|| panel||\|//|| digital||\|//|| display||\|//|| device||\|//|| will||\|//|| produce||\|//|| an||\|//|| image||\|//|| with||\|//|| higher||\|//|| resolution,||\|//|| 1 ||\|//|| megapixel||\|//|| or||\|//|| 5 ||\|//|| megapixels||\|//|| - ||\|//|| correct||\|//|| answer✔✔ 5 When||\|//|| recording||\|//|| a||\|//|| fluoroscopy||\|//|| exam||\|//|| using||\|//|| a||\|//|| recording||\|//|| device||\|//|| such||\|//|| as||\|//|| cinefluoroscopy,||\|//|| what||\|//|| is||\|//|| the||\|//|| entrance||\|//|| skin||\|//|| dose||\|//|| limit?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Unlimited Using||\|//|| a||\|//|| duel||\|//|| focus||\|//|| image||\|//|| intensifier||\|//|| of||\|//|| 9/6||\|//|| how||\|//|| much||\|//|| higher||\|//|| is||\|//|| patient||\|//|| dose||\|//|| using||\|//|| mag||\|//|| mode||\|//|| opposed||\|//|| to||\|//|| normal||\|//|| mode?||\|//|| - ||\|//|| correct||\|//|| answer✔✔2.25||\|//|| (bigger||\|//|| over||\|//|| smaller||\|//|| and||\|//|| square ||\|//|| them)||\|//|| then||\|//|| divide Name||\|//|| 3 ||\|//|| ways||\|//|| that||\|//|| a||\|//|| fluoroscopist||\|//|| can||\|//|| minimize||\|//|| dose||\|//|| to||\|//|| the||\|//|| patient?||\|//|| - ||\|//|| correct||\|//|| answer✔✔II||\|//|| closer||\|//|| to||\|//|| the||\|//|| patient,||\|//|| shield,||\|//|| collimation,||\|//|| pulse||\|//|| mode,||\|//|| remove||\|//|| grid||\|//|| for||\|//|| smaller||\|//|| patient,||\|//|| lower||\|//|| rate||\|//|| of||\|//|| pulse||\|//|| progressive What||\|//|| is||\|//|| vignetting?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Loss||\|//|| of||\|//|| brightness||\|//|| in||\|//|| the||\|//|| periphery||\|//|| of||\|//|| an||\|//|| image,||\|//|| brighter||\|//|| in||\|//|| the||\|//|| center,||\|//|| associated||\|//|| with||\|//|| image||\|//|| intensifier||\|//|| fluoroscopy

What||\|//|| are||\|//|| cones||\|//|| in||\|//|| the||\|//|| eye||\|//|| responsible||\|//|| for?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Day||\|//|| light||\|//|| vision During||\|//|| fluoro||\|//|| exams||\|//|| a||\|//|| protective||\|//|| curtain||\|//|| or||\|//|| drape||\|//|| must||\|//|| be||\|//|| present||\|//|| and||\|//|| positioned||\|//|| between||\|//|| the||\|//|| patient||\|//|| and||\|//|| fluoroscopist,||\|//|| thickness||\|//|| of||\|//|| curtain||\|//|| must||\|//|| be||\|//|| at||\|//|| least||\|//|| - ||\|//|| correct||\|//|| answer✔✔. What||\|//|| is||\|//|| boost||\|//|| mode||\|//|| used||\|//|| for?||\|//|| - ||\|//|| correct||\|//|| answer✔✔To||\|//|| see||\|//|| good||\|//|| detail||\|//|| on||\|//|| very||\|//|| small||\|//|| vessels Which||\|//|| fluoroscopy||\|//|| technology||\|//|| represents||\|//|| the||\|//|| most||\|//|| up||\|//|| to||\|//|| date||\|//|| imaging||\|//|| system?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Flat||\|//|| panel||\|//|| (both||\|//|| detector||\|//|| and||\|//|| monitor) What||\|//|| is||\|//|| scotopic||\|//|| vision?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Night||\|//|| vision What||\|//|| is||\|//|| the||\|//|| minification||\|//|| gain||\|//|| for||\|//|| a||\|//|| 20cm||\|//|| image||\|//|| intensifier||\|//|| with||\|//|| a||\|//|| 2.5cm||\|//|| output||\|//|| phosphor?||\|//|| - ||\|//|| correct||\|//|| answer✔✔ 64 ||\|//|| (input||\|//|| phosphor||\|//|| diameter||\|//|| squared||\|//|| over||\|//|| output||\|//|| phosphor||\|//|| diameter||\|//|| squared) What||\|//|| effect||\|//|| on||\|//|| image||\|//|| quality||\|//|| does||\|//|| manipulating||\|//|| the||\|//|| window||\|//|| width||\|//|| on||\|//|| image||\|//|| display||\|//|| device||\|//|| have?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Contrast During||\|//|| a||\|//|| C-arm||\|//|| fluoro||\|//|| procedure||\|//|| which||\|//|| the||\|//|| unit||\|//|| is||\|//|| in||\|//|| the||\|//|| lateral||\|//|| position||\|//|| largest||\|//|| amount ||\|//|| of||\|//|| scatter||\|//|| will||\|//|| be||\|//|| received||\|//|| by||\|//|| a||\|//|| person||\|//|| standing||\|//|| on||\|//|| which||\|//|| side||\|//|| of||\|//|| the||\|//|| C-arm?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Tube||\|//|| side The||\|//|| ESD||\|//|| should||\|//|| not||\|//|| exceed||\|//|| what||\|//|| level||\|//|| in||\|//|| mGy/min||\|//|| for||\|//|| fluoroscopy||\|//|| units||\|//|| under||\|//|| normal||\|//|| operation?||\|//|| - ||\|//|| correct||\|//|| answer✔✔ 100 The||\|//|| threshold||\|//|| dose||\|//|| for||\|//|| erythema||\|//|| will||\|//|| be||\|//|| reached||\|//|| after||\|//|| how||\|//|| much||\|//|| fluoro||\|//|| time||\|//|| in||\|//|| non||\|//|| boost||\|//|| mode?||\|//|| - ||\|//|| correct||\|//|| answer✔✔ 2 ||\|//|| hours

A||\|//|| fluoroscopic||\|//|| system||\|//|| is||\|//|| equipped||\|//|| with||\|//|| an||\|//|| automatic||\|//|| brightness||\|//|| exposure||\|//|| control||\|//|| mechanism||\|//|| what||\|//|| happens||\|//|| to||\|//|| the||\|//|| exposer||\|//|| factors||\|//|| and||\|//|| radiation||\|//|| dose||\|//|| when||\|//|| the||\|//|| patient||\|//|| is||\|//|| turned||\|//|| from||\|//|| a||\|//|| supine||\|//|| to||\|//|| lateral||\|//|| position?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Increase||\|//|| exposure||\|//|| factors||\|//|| and||\|//|| increase||\|//|| patient||\|//|| dose What||\|//|| is||\|//|| lag?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Blur||\|//|| caused||\|//|| by||\|//|| a||\|//|| function||\|//|| of||\|//|| the||\|//|| TV||\|//|| camera||\|//|| tube.||\|//|| when||\|//|| switching||\|//|| from||\|//|| high||\|//|| dose||\|//|| to||\|//|| low||\|//|| dose||\|//|| techniques. Name||\|//|| two||\|//|| advantages||\|//|| of||\|//|| image||\|//|| intensifier||\|//|| fluoroscopy||\|//|| over||\|//|| non||\|//|| image||\|//|| intensified||\|//|| fluoroscopy?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Image||\|//|| brightness||\|//|| and||\|//|| decreased||\|//|| patient||\|//|| dose Quantum||\|//|| mottle||\|//|| produces||\|//|| a||\|//|| noisy||\|//|| image,||\|//|| how||\|//|| is||\|//|| quantum||\|//|| mottle||\|//|| corrected?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Increase||\|//|| MA||\|//|| or||\|//|| KVP Radiologic||\|//|| technologist||\|//|| in||\|//|| the||\|//|| state||\|//|| of||\|//|| CA||\|//|| must||\|//|| hold||\|//|| a||\|//|| valid||\|//|| fluoro||\|//|| permit||\|//|| if||\|//|| they||\|//|| perform||\|//|| any||\|//|| of||\|//|| the||\|//|| following||\|//|| 3 ||\|//|| things?||\|//|| - ||\|//|| correct||\|//|| answer✔✔Position||\|//|| patient,||\|//|| position||\|//|| equipment,||\|//|| set||\|//|| exposure||\|//|| factors What||\|//|| is||\|//|| the||\|//|| brightness||\|//|| gain||\|//|| for||\|//|| a||\|//|| 25cm||\|//|| Image||\|//|| intensifier||\|//|| with||\|//|| a||\|//|| 2.5cm||\|//|| output||\|//|| phosphor||\|//|| and||\|//|| a||\|//|| flux||\|//|| gain||\|//|| of||\|//|| 120?||\|//|| 12,000||\|//|| (use||\|//|| Brightness||\|//|| gain||\|//|| formula)||\|//|| - ||\|//|| correct||\|//|| answer✔✔12,000||\|//|| (use||\|//|| Brightness||\|//|| gain||\|//|| formula) For||\|//|| mobile||\|//|| fluoroscopic||\|//|| units||\|//|| source||\|//|| to||\|//|| skin||\|//|| distance||\|//|| by||\|//|| CA||\|//|| law||\|//|| shall||\|//|| not||\|//|| be||\|//|| less||\|//|| than?||\|//|| - ||\|//|| correct||\|//|| answer✔✔30cm During||\|//|| a||\|//|| 1 ||\|//|| minute||\|//|| beam||\|//|| on||\|//|| time||\|//|| during||\|//|| fluoro||\|//|| exam||\|//|| the||\|//|| technologist||\|//|| receives||\|//|| a||\|//|| radiation||\|//|| dose||\|//|| of||\|//|| 5 ||\|//|| mrem||\|//|| standing||\|//|| 3 ||\|//|| feet||\|//|| from||\|//|| the||\|//|| table||\|//|| and||\|//|| the||\|//|| patient,||\|//|| what||\|//|| dose||\|//|| will||\|//|| the||\|//|| tech||\|//|| receive||\|//|| if||\|//|| they||\|//|| step||\|//|| back||\|//|| to||\|//|| 6 ||\|//|| feet||\|//|| and||\|//|| the||\|//|| beam||\|//|| on||\|//|| time||\|//|| is||\|//|| doubled||\|//|| to||\|//|| 2 ||\|//|| minutes?||\|//|| - ||\|//|| correct||\|//|| answer✔✔2.5||\|//|| mrem

What||\|//|| is||\|//|| the||\|//|| pixel||\|//|| size||\|//|| for||\|//|| a||\|//|| 1000 ||\|//|| line||\|//|| DF||\|//|| system||\|//|| (1024||\|//|| x||\|//|| 1024)||\|//|| operating||\|//|| in||\|//|| the||\|//|| 9cm||\|//|| mode?||\|//|| - ||\|//|| correct||\|//|| answer✔✔0.09||\|//|| (convert||\|//|| 9cm||\|//|| to||\|//|| 90mm||\|//|| and||\|//|| put||\|//|| that||\|//|| over||\|//|| 1024)