The ____ the atomic number of the irradiated material, the ____ the number of photoelectric absorption interactions will be, and the ____ the scatter produced.
A) higher; lower; less
B) higher; higher; less
C) lower; higher; more
D) lower; lower; less
Correct Answer:
Verified
Q30: The diameter of the lower rim of
Q31: A diaphragm is placed 4 inches from
Q32: The shutters of a collimator
A)regulate field size.
B)reduce
Q33: The _ the atomic number of the
Q34: As the volume of irradiated tissue _,
Q35: When collimating down from a 14"x17" field
Q36: Collimators that offer positive beam limitation (PBL)
Q38: An effective method for reducing scatter radiation
Q39: The volume of the irradiated tissue increases
Q40: The collimation assembly of a radiographic unit
A)employs
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