The CTDI dose measurement
A) is slice-based.
B) takes into account the total amount of irradiated tissue.
C) represents the average total dose to the patient during the examination.
D) measures entrance skin exposure (ESE) .
Correct Answer:
Verified
Q17: The gantry of the CT unit contains
Q18: The _ is determined by how well
Q19: The _ is how well the detectors
Q20: A _ artifact is caused by motion.
A)beam-hardening
B)ring
C)star
D)streak
Q21: If the table is moving at 10
Q23: If the table is moving at 5
Q24: CT image data is acquired in the
A)coronal
Q25: The range of CT numbers or Hounsfield
Q26: If the table is moving at 12
Q27: As noise increases in a CT image,
A)low
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