Image intensifier - Study guides, Class notes & Summaries

Glowacki & Sommers (RCIS Questions) 309 Questions and Answers 2024/2025. Stroke Volume (SV) is? a. related to preload b. related to afterload c. the same as ejection fraction CORRECT ANSWERS: a. related to preload Preload is most impacted by? a. mean arterial pressure b. increased filling volumes c. ejection fraction CORRECT ANSWERS: b. increased filling volumes A patient with chronic untreated hypertension would demonstrate? a. increased afterload b. decreased aferload c. decreased ...

radt 109 Questions And Correct Answers The image intensifier's input phosphor differs from the output phosphor in that the input phosphor - Answer -is much larger than the output phosphor fluoroscopic equipment features designed to eliminate unnecessary radiation exposure to patients and/or personnel include - Answer -1. protective curtains 2. filtration 3. collimation The brightness level of the fluoroscopic image can vary with changes in - Answer -amperage 2. kilovolt 3. patient thic...

What is the formula for calculating cardiac output? CO= HR x SV What is stroke volume related to? preload Preload is most impacted by..... Increased filling volumes A patient with chronic untreated hypertension would demonstrate.... Increased afterload Vascular resistance/pressure is most influenced by.... Radius of the vessel The formula for BP is.... BP = CO x SVR Master01 | October, 2024/2025 | Latest update 1 | P a g e | © copyright 2024/2025 | Grade A+ What component of...

What is the formula for calculating CO? CO=HR X SV Stroke volume is Related to preload Preload is most impacted by Increased filling volumes A patient with chronic untreated hypertension would demonstrate Increased afterload Vascular resistance/pressure is most influenced by Radius of the vessel Formula for BP is BP=CO x SVR Master01 | October, 2024/2025 | Latest update 1 | P a g e | © copyright 2024/2025 | Grade A+ What component of a pulmonary capillary wedge pressure indi...

Fluoroscopy Study Questions with Correct Answers Which comes first in image intensified fluoroscopy - Answer- Cesium Iodide screen If the radiologist out worked with requested a TV image with sharp detail, what type of TV camera would you recommend purchasing - Answer- Vidicon Which component of the television monitor transfers the video signal into a visible image - Answer- Fluorescent screen How is the electron beam in a television camera tube produced - Answer- Thermionic emission ...

RCIS Practice Test 2024/2025- solved ACTUAL EXAM QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+ What component of the X-ray system converts light rays into images - Answer- Image intensifier What is the maximum annual dose of radiation one can receive annually - Answer- 5 REM Lead protection should be at least how many millimeters of lead - Answer- .5 What is the minimum safe distance to position oneself from the X-ray source - Answer6 feet In an X-ray tube w...

RCIS Question and answers already passed RCIS 0.5 mm lead equivalent - correct answer Provides 95 % shielding from x-ray Color badges - correct answer Give a good measure of eye exposure Catheters wt high take off - correct answer Amplatz, JL5 X- ray beam that controls amount os electrons boiled off -- effects patient dose/ pt exposure - correct answer Milliamperage (mAs) X-ray beam that controls quality of pictures - correct answer Kilovoltage potential (kVp) Attenua...

Fluoroscopy Test Questions and Answers Graded A+ What does the automatic brightness control (ABC) do - Answer- allows the radiologist to select an image brightness level that is subsequently maintained automatically by varying the kVp, the mA, or sometimes both. Principal advantage of image-intensified fluoroscopy over earlier types of fluoroscopy is - Answer- increased image brightness The structures in the eye that are responsible for the sensation of vision are called - Answer- rods an...

Physics Fluoroscopy Test Questions and Answers All Correct What is the greatest disadvantage of the use of a Plumbicon tube (vs a Vidicon) - Answer- Increased Quantum Mottle Which is the component of the tv monitor where the video signal is transformed into an image? - Answer- Phosphor Screen State the range of fluoroscopic mA - Answer- 0.5-5.0mA What year was Fluoroscopy invented? - Answer- 1896 The shape of the input screen helps to control ____________ - Answer- Distortion ...

voltage is stepped up or stepped down by only a small amount and sent to the _______ side of the high voltage step up transformer primary where is the timer in the X-ray circuit? between autotransformer and high voltage transformer mAs timers are used with __________ generators falling load AEC fixed kVp, controlled mAs positioning must be perfect what is the shortest time with AEC? 1 ms falling load generator RT sets mAs and kVp when max heat load of t...