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COMPUTED TOMOGRAPHY MIDTERMS QUESTIONS WITH CORRECT ANSWERS

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COMPUTED TOMOGRAPHY MIDTERMS QUESTIONS WITH CORRECT ANSWERS

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ability of a medium to mix with other fluids


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· Miscibility




· TYPE OF IODINE BASED DYE


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o LOCM (Low-osmolality contrast media)
o HOCM (High-osmolality contrast media)




The two main features used to measure image quality are:

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Spatial Resolution
Contrast Resolution




T or F
A long scan time is critical in avoiding image degradation as a result of patient motion.


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F




An injection technique where an IV line is initiated and contrast medium is allowed to
drip in during a period of several minutes


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Drip Infusion




It is also known as low contrast sensitivity.


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Contrast Resolution

, Manufacturers have built features into the CT systems to reduce motion artifacts such
as:


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overscan and partial scan modes, software correction, and cardiac gating.




What generation of systems use MDCT?


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seventh generation systems




· can be reduced or eliminated by adequately preparing the patient for the
examination.


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Voluntary motion




Responsibility for performing and documenting quality control tests is often shared
between:


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