When a beam of X-rays passes through the patient, the relative transmission or penetration measurement can be calculated by using which of the following?
A) Log of the ratio of intensity of X-rays at the source to the intensity of the detector
B) Log of the ratio of the detector intensity to the source intensity
C) Ratio of the source intensity to the detector intensity
D) Ratio of the detector intensity to the source intensity
Correct Answer:
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Q2: The attenuation used by Hounsfield in his
Q3: In which of the following data acquisition
Q4: The total number of X-ray transmission measurements
Q5: All of the following changes occur in
Q6: Which of the following best describes the
Q7: The limitations of conventional tomography include all
Q8: Which of the following is not true
Q9: The reduction of the intensity of a
Q10: The most obvious difference between CT and
Q11: The radiation beam produced from a conventional
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