Artifacts seen on a CT image are caused by:
A) the relationship between the matrix size and the pixel size on an image
B) patient motion,anatomy,design of the scanner,or system failure
C) lack of a treatment planning system
D) large aperture or bore size
Correct Answer:
Verified
Q20: CT was developed in 1973 by:
A) Godfrey
Q21: Mechanical and image quality checks should be
Q22: The window level on a CT image
Q23: The quality of the beam must be
Q24: Monthly quality assurance check for a CT
Q25: Image registration or fusion has all of
Q26: The level of noise on a CT
Q27: The window width on a CT image
Q29: The dose to the skin surface from
Q30: Daily warmup procedures for the CT simulator
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