Fluoroscopy Tests Bundle Set

luminsence Answer emission of light due to outside stimulation fluorescence Answer light during stimulation phosphorescence Answer light that continues to be emitted after stimulation fluoroscopy Answer ________: process of using a fluoroscope for examining internal movement of structures a...

What is the milliamperage used during fluoroscopy? Answer 5 mA (During fluoroscopy, the x-ray tube is operated at less than 5 mA.) The image intensifier improved fluoroscopy by increasing image _____. Answer brightness The _____ in the retina are stimulated by _____ light; the _____ are stim...

Who invented the fluoroscope? Answer Thomas Edison When was the fluoroscope invented? Answer 1896 What are the two types of light receptors in the eyes? Answer Rods and cones Which type of vision requires bright light or daylight? Answer Cone vision/photopic Which vision has excellent sp...

In a modern fluoroscope, the fluoroscopic x-ray tube can be: Answer over or under the table The fluoroscope was invented by: Answer Thomas Edison Compared with a radiographic examination, the primary purpose of a fluoroscopic examination is to visualize Answer Dynamic Images Fluoroscopy nor...

Fluoroscopy mA range is Answer 0.5-5.0 During fluoroscopy the SOD cannot be less than how many inches on a mobile unit Answer 12 The input screen absorbs ______________ and emits _______________ Answer X-ray photons, light photons Electrostatic lenses are used to accelerate and focus Answer...

Pixel size= Answer Image intensifier size/matrix Spatial resolution is determined/limited by Answer pixel size The larger the matrix, the more pixels pixel size would _______________________ Answer decrease (they are smaller) A larger matrix with smaller pixels increases _______________...

diameter of its input phosphor Answer An image intensifier tube is identified by the... directly proportional Answer X-ray photons hitting the input phosphor is _____________ _______________ to number of light photons produced. 5 minutes Answer The cumulative timer should allow for ___________...

which of the following describes how fluoroscopic images are acquired that study human anatomy and function? - single, static image exposures taken using low milliamperage (mA) -real-time acquisition -exposures timed with the patient's body position -mobile C-arm system Answer Real-time acquisi...

CHAPTER 36—FLUOROSCOPY MULTIPLE CHOICE 1. Fluoroscopy is a ____ x-ray examination. a. dynamic, real-time b. static c. therapeutic d. all of the above Answer ANS: A 2. Fluoroscopy is the domain of the a. radiographer. b. radiologist. c. radiation physicist. d. quality con...

Automatic exposure rate control (AERC) Answer A device which automatically controls mAs and/or kV in order to obtain at a preselected location(s) a required *quantity of radiation per unit time*. Automatic exposure control (AEC or ABC - automatic brightness control) Answer A device which automati...

what are the factors that directly influence the exposure rate at the panel or tabletop and the patient and the operator's radiation dose? Answer milliamperage, kilovolatage, collimation, filtration, exposure time, target to panel (tabletop) distance (TPD), patient to image intensifier distance for...

______ ______ 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 ______ ...

Advantages of Image Intensified fluoroscopy over non-Image Intensified fluoroscopy include. A. Increased brightness B. Decreased patient radiation dose C. Decreased shape distortion d. all of the above e. More than one but not all of the above Answer E. More than one but not all of the above ...

Rods and cones Answer The structures in the eye that are responsible for the sensation of vision Cornea Answer A transparent protective covering of the eye where light incident on the ey must first pass through Lens Answer Second structure through which light passes through the eye and is focu...