Which of the following are reasons that patient dose is less in single-slice spiral/helical computed tomography compared with conventional computed tomography? I. tube currents are set to lower values
II. spiral/helical computed tomography largely eliminates the need to retake single scans
III. spiral/helical computed tomography can use a pitch of less than 1
A) I and II
B) II and III
C) I and III
D) I, II, and III
Correct Answer:
Verified
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A)distance the
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