Which of the following data needs to be known to perform an attenuation calculation?
A) Thickness of the part.
B) Original x-ray beam intensity.
C) The intensity of the transmitted radiation (as measured by the detector) .
D) A and C.
E) All of the above.
Correct Answer:
Verified
Q41: A CT image typically has a _
Q42: The DAS will
A)strengthen the electrical signal
B)convert the
Q42: A tissue that attenuates more x-rays than
Q43: The linear attenuation coefficient is
A)the measure of
Q43: This is calculated by knowing the dimensions
Q45: The sequence of computer operations for accomplishing
Q50: Filtered back projection is used to analyze
Q51: This is the most common reconstruction algorithm
Q53: The CT number of water is
A) 0
B)
Q59: The image matrix for CT is _
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