Voxel - Samenvattingen, Aantekeningen en Examens

CT founded in 1970 by - correct answers Sir Godfrey Hounsfield who Developed the algorithms for the reconstruction of the images? - correct answers Allan Cormack Localizer, also called scanogram, topogram, pilot or survey - correct answers is the 1st C.T image of exam, or scout film Voxel ( 3D tissue element) - correct answers The basic unit of computed tomography reconstruction, represented as a pixel in a computed tomography image display. Translation - correct answers each sweep o...

What determines how much and what section of the collected raw data is used to create an image CORRECT ANSWER Display field of view The "string of beads" artifact is most closely associated with which of the following? CORRECT ANSWER Maximum intensity projection images A patient has a severe vagal reaction to iodinated contrast material that includes bradycardia should be given a treatment of CORRECT ANSWER *treatment includes increasing blood pressure with IV fluids *intravenous admini...

Which is NOT a synonym for the preliminary/localizer image taken at the start of a CT examination? A. Topogram B. Scout C. Scanogram D. Spiral - correct answers D. Spiral The ability of a system to differentiate, on the image, objects with similar densities is known as: A. High contrast resolution B. Low contrast resolution C. Spatial resolution D. Temporal resolution - correct answers B. Low contrast resolution Each two dimensional square of data that make up the CT image is calle...

Mosby CT Registry Review 2024 Questions and Answers 100% Pass What is the smallest component of a digital image - Correct Answer ️️ -pixel How many CT numbers are assigned to each pixel in the image matrix? - Correct Answer ️️ -One In a CT image, the CT number - Correct Answer ️️ -Of a material is dependent on its linear attenuation coefficient Each two-dimensional square of data that make up the CT image is called a - Correct Answer ️️ -pixel What is an element of the d...

The main advantages of CT over conventional radiography are -Elimination of superimposed structures - the ability to differentiate small differences in density of an atomic structures - superior quality of the images Computer tomography for technologists exam review Romans chapter 1 page 3 CT image quality is evaluated using a number of criteria including - spatial resolution - low contrast resolution - temporal resolution Computer tomography for technologists exam review Romans...

The main advantages of CT over conventional radiography are Correct Answer -Elimination of superimposed structures - the ability to differentiate small differences in density of an atomic structures - superior quality of the images Computer tomography for technologists exam review Romans chapter 1 page 3 CT image quality is evaluated using a number of criteria including Correct Answer - spatial resolution - low contrast resolution - temporal resolution Computer tomography for technolo...

The main advantages of CT over conventional radiography are - ANSWER -Elimination of superimposed structures - the ability to differentiate small differences in density of an atomic structures - superior quality of the images Computer tomography for technologists exam review Romans chapter 1 page 3 CT image quality is evaluated using a number of criteria including - ANSWER - spatial resolution - low contrast resolution - temporal resolution Computer tomography for technolo...

1. Where do you superimpose for a 10 year longitudinal study? correct answer: SN at S 2. HIPAA stands for correct answer: Health Insurance Portability and Accountability Act 3. What are the advantages to giving PLT rich plasma during sx? correct answer: B/c it contains PLT derived growth factor, transforming GF, insulin like GF 4. When does the cranium complete maximum growth? correct answer: Age 7 5. The most rapid somatic growth occurs from age __ to __ correct answer: 4 to 7 ...

When doing a study on a patient's knee you notice that the image is fuzzy (TOO MUCH PARTIAL VOLUME AVERAGING). Which of the following changes would improve your image the most when repeating the sequence? correct answersDecreasing the thickness 1/2 mm If we have a voxel of .78mm x .78mm x .1mm, we would have an anisotropic voxel? correct answersTrue If you change the NEX from 2 to 4, what is the resulting scan time change? correct answers2x Which of these is NOT a consequence of decrea...

Mosby CT Registry Review (2023/2024) Graded A What is the smallest component of a digital image pixel How many CT numbers are assigned to each pixel in the image matrix? One In a CT image, the CT number Of a material is dependent on its linear attenuation coefficient Each two-dimensional square of data that make up the CT image is called a pixel What is an element of the digital image pixel Which of the following influences the spatial resolution in cardiac CT imaging *detector size *recons...