Lra 221 - Study guides, Class notes & Summaries

LRA 221 Finals Exam Questions And Answers...

1. Film and intensifying screens are primarily used in A. computed radiography (CR) B. digital radiography (DR) C. conventional radiography D. picture archival and communication systems - correct answer C. conventional radiography 2. CR acquires an image through A. conventional film/screen processing using a digital scanner B. the heating of a thermoluminescent device C. an electrically charged cassette D. the use of a storage phosphor plate - correct answer D. the use of a storage ph...

LRA 221 Week 2 Quiz | Latest Update | 2024/2025 | Already Passed 10. Coherent light is formed by the laser because the photons A. are at right angles to each other B. travel in all directions C. travel in the same direction D. are at varying frequencies C. travel in the same direction 11. The optical mirror in the reader A. directs the laser beam to the imaging plate surface B. forms the laser beam into a circle C. causes the laser beam to diverge D. creates the laser beam A...

LRA 221 Week 3 Exam Combined Tested Questions With Revised Correct Detailed Answers |ALREADY GRADED A+ PASS 2024 >> BRAND NEW VERSION!! 1. A detector in which each pixel has its own amplifier is known as a A. CCD B. field-effect transistor C. CMOS D. thin-field transistor - ANSWER C. CMOS 2. A highly efficient indirect conversion system that takes up less fill space than CCDs is known as a(n) A. analog to digital converter B. field-effect transistor C....

LRA 221 Digital Imaging Questions And Complete Solutions

Film and intensifying screens are primarily used in - ️️conventional radiography CR acquires an image through: - ️️The use of a storage phosphor plate Technologist efficiency ratings are generally the same when comparing conventional radiography with ______ radiography. - ️️computed The active element in a storage phosphor is: - ️️barium fluorohalide In reference to PSP image capture, to release the latent image, which of the following devices is scanned over the phos...

LRA 221 Week 1 Quiz | Latest Version | 2024/2025 | Already Passed 5. In reference to PSP image capture, to release the latent image, which of the following devices is scanned over the phosphor plate? A. Photomultiplier tube B. Fluorescent light C. Focused laser light D. Lithium crystal C. Focused laser light 6. X-ray energy related to direct capture DR will stimulate a ______, which eventually is changed into an electrical signal A. photodensitometer B. scintillator C. TFT arra...

LRA 221 study set questions and complete solutions

LRA 221 Final Review | Latest Update | 2024/2025 | Graded A+ True or false A bucky apparatus is required for DR False True or false Many PACS reading stations also have image-processing capabilities True True or false DICOM is a standard that allows imaging modalities and PACS to communicate in the same language. True Critical characteristics of a digital image include all of the following except: sample resolution Which of the following statements is true? Changing th...

LRA 221 Finals Review Questions and Answers Latest Version | 2024/2025 | Rated A+ A device that acts like a camera in an indirect conversion detector is known as a CCD A device that includes a photosensitive array and small pixels that convert light into electrical charges is known as a ______ transistor. thin film A highly efficient indirect conversion system that takes up less fill space than CCDs is known as a(n) CMOS A histogram displays the useful signal by locating: Maxim...