When imaging the pelvis,changing from 14 × 17 collimation to 8 × 10 collimation requires
A) an increase in kVp
B) a decrease in kVp
C) an increase in mAs
D) a decrease in mAs
Correct Answer:
Verified
Q1: As compared with lower kVp exposures, when
Q2: The field shape produced by a collimator
Q3: The simplest type of beam-restricting device is
Q4: The volume of tissue irradiated is determined
Q5: A significant amount of collimation will have
Q5: The two major factors that affect the
Q7: _ collimation means _ field size.
A)Decreasing;increasing
B)Increasing;increasing
C)Decreasing;decreasing
D)none of
Q10: The automatic collimator
A) automatically collimates to the
Q11: A flat piece of lead with a
Q16: The unrestricted primary x-ray beam is
A) round
B)
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