LRA 221 Final Review | Latest Update | 2024/2025 | Graded A+

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 the matrix and the FOV will not change the size of the pixel Each square in a matrix is called a picture element The number of bits per pixel is known as bit: depth Film and intensifying screens are primarily used in: conventional radiography Intensifying screens emit light CR aquires an image through The use of a storage phosphor plate Storage phosphor plates are similar to intensifying screens The active element in a storage phosphor is barium fluorohalide X-ray energy related to direct capture DR will stimulate a ______, which eventually is changed into an electrical signal. scintillator The ______ converts X-ray energy directly to a digital electrical signal. photoconductor A look-up table maps image grayscale values With conventional radiography, optical density is primarily controlled by: milliampere-seconds Preset image annotation controls include all of the following except: date and time stamps All of the following are components of a PACS except independent kilovoltage peak and milliampere-second stations True or false Light exposing the film is in direct proportion to the amount and energy of the incident photon upon the screen True