![]() ![]() They consist of a grid of squares where the player aims to write words both horizontally and vertically. Frequently Asked Questions What is a crossword?Ĭrossword puzzles have been published in newspapers and other publications since 1873. Has a molybdenum target with small focal spots of. 1 millimeters (Kendrick & Lampignano, 2017) Volume element determined by the size of the pixel and the tickness of the slice, the actual small amount of tissue that will be represented by one pixel (Johnston & Fauber, 2016)Ĭontrols the brightness of an image within a certain range (Kendrick & Lampignano, 2017)Ĭontrols the gray level of an image (Kendrick & Lampignano, 2017)Īdjusting the window width and window level on the digital image (Johnston & Fauber, 2016)Ĭomputer that serves as a digital post-processing station or an image review station (Kendrick & Lampignano, 2017) ![]() ![]() Refers to acquisition of a volume of computed tomography data the patient moves through the gantry with uninterrupted rotation and output of the x-ray tube also may be referred to as helical or spiral scanning (Kendrick & Lampignano, 2017) May be flat or curved and can be raised or lowered to help the patient get on and off (Johnston & Fauber, 2016) Section of the object that is being scanned (Kendrick & Lampignano, 2017)ĭevices that transmit electrical energy and allow continuous rotation of the x-ray tube for volumetric acquisition (Kendrick & Lampignano, 2017) Preliminary image of a computed tomography examination that is used to plan the range of the scan depending on the vendor, it may be called a topogram or a scout (Kendrick & Lampignano, 2017) Predetermined procedure in computed tomography, refers to the parameters of an examination (Kendrick & Lampignano, 2017) ![]() Picture element the smallest component of the matrix (Johnston & Fauber, 2016) Identifies the relationship between slice thickness or beam collimation and the distance the table travels every time the tube rotates (Johnston & Fauber, 2016) Includes keyboard, mouse, and multiple monitors (Johnston & Fauber, 2016) Hardware and software that allow computers to be connected for the purpose of sharing resources and interacting (Kendrick & Lampignano, 2017) Method by which images acquired in the axial plane may be reconstructed in the coronal or sagittal plane (Kendrick & Lampignano, 2017) Technique used to view vessels as demonstrated in computed tomography angiography (Kendrick & Lampignano, 2017) Part of the computed tomography scanner that surrounds the patient and houses the x-ray tube and detectors (Johnston & Fauber, 2016)Ĭombination of rows and columns of pixels that make up a digital image (Johnston & Fauber, 2016) The physical component consisting of multiple detectors that efficiently absorb the transmitted radiation and accurately convert it to an electrical signal for display on a computer workstation (Johnston & Fauber, 2016) Value related to the attenuation characteristic of the tissue in the voxel, but not an attenuation coefficient also referred to as the Hounsfield unit (Johnston & Fauber, 2016) Radiographic examination that displays sectional anatomic images in axial, sagittal, or coronal planes (Kendrick & Lampignano, 2017) Requires two types of highly sophisticated software-one for the operating system and one for applications (Kendrick & Lampignano, 2017) Located immediately below the tube window where the entrance shutters limit the x-ray beam field size (Johnston & Fauber, 2016) Simplest type of beam-restricting device, constructed of a flat piece of lead that has a hole in it (Johnston & Fauber, 2016)Īny unwanted image on a radiograph (Johnston & Fauber, 2016) ![]()
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