Photocathode - Study guides, Class notes & Summaries

Topic 1: Fluoroscopy question with correct solution graded A+ passed 2023Fluoroscopy - correct answer involves capture of a dynamic sequence up to 30FPS of x-ray images in real time Image Intensifier - correct answer - typical 10min procedure takes up to 18 000 images - fluoroscopic systems must produce each image with 1/1000th of the x-ray dose - signal from the patient need to be amplified or a very sensitive, low noise detector must be used. 4 principal components of II (VIEO) - corr...

Chapter 36: Fluoroscopy Questions and Answers, Graded A+ Fluoroscopy a dynamic radiographic examination; involves active diagnosis during an examination Image Intensification Tube video camera and monitor used to view fluoroscopic images Thomas Edison invented a more notable fluoroscope in 1896 His fluoroscope produced a very faint image that one viewed while standing in the path of the x-ray beam as it exited the patient and screen. It had two drawbacks: The dose to the ...

Physics Ch. 33 Fluoroscopy question with complete solution graded A+ 1. Fluoroscopy is a ____ x-ray examination. - correct answer dynamic, real-time 2. Fluoroscopy is the domain of the - correct answer radiologist 3. Fluoroscopy is commonly used for observation of - correct answer small bowel disorders 4. The fluoroscopic x-ray tube and image receptor are mounted - correct answer coincident to each other 5. The fluoroscopic carriage commonly supports the - correct answer all of the ...

The ability to produce a high - voltage electrical current in the x - ray tube is accomplished through which of the following devices ? - Transformers Spatial resolution is a term used to describe the - Ability to see small structures on an image The movement or flow of particles on the surface of a conducting material is known as : - Electrical current Bone age assessment is used to radiologically assess the biological and structural maturity of using which radiographic images ? - H...

Rad 22 ch.36 fluoroscopy Questions and Answers, Graded A+ dynamic Fluoro is dynamic or static? static Diagnostic radiography is dynamic or static? active diagnosis What kind of diagnosis does fluoroscopy involve during the examination? fluoroscopic screen specialized x-ray tube with an x-ray receptor that can be viewed during an x-ray exposure Thomas Edison Was the inventor of the fluoroscope in 1896 *Fluoroscopes were held by hand *included a viewing ...

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...

Fundamentals of Fluoroscopic Imaging Questions and Answers, Graded A+ Which of the following describes how fluoroscopic images are acquired that study human anatomy and function? Real-time acquisition Which three of the following are necessary to generate fluoroscopy X-radiation IR Conversion of x-ray to visible light Which of the following needs to be in effect to intercept the fluoroscopic primary beam Primary barrier, such as the IR is required When performing fluor...

Fixed mAs/ variable kVp chart - Answer adjust kVp by multiplying by 2 (+/-) for every increment of ONE centimeter or inch of size difference Fixed KVP/ variable mAs chart - Answer adjust mAs by multiplying (+) by 2 for every 4-5 centimeter or inch size difference digital image quality factors - Answer brightness, contrast resolution, spatial resolution, distortion exposure indicator, noise brightness - Answer intensity of light coming through monitor contrast resolution - Answer how ...

RAD 102 - 1 – Fluoroscopy Questions and Answers, Graded A+ Fluoroscope It consists of a specialized x-ray tube with an image receptor called the fluoroscopic screen. It was invented by Thomas Edison in 1896. Fluoroscopy It is used mostly for studies that require observation of dynamic body functions such as swallowing by peristallic motion. Fluoroscopic Input Screen It is similar to intensifying screens. It is composed of sodium-activated cesium iodide phosphors or crystals. ...

RAD 102 - 1 – Fluoroscopy fully solved graded A+ 2023Fluoroscope - correct answer It consists of a specialized x-ray tube with an image receptor called the fluoroscopic screen. It was invented by Thomas Edison in 1896. Fluoroscopy - correct answer It is used mostly for studies that require observation of dynamic body functions such as swallowing by peristallic motion. Fluoroscopic Input Screen - correct answer It is similar to intensifying screens. It is composed of sodium-activated cesi...