At energies below 40 keV, the predominant x-ray interaction in soft tissue and bone is ______________.
A) coherent scatter
B) Compton scatter
C) photoelectric absorption
D) photodisintegration
Correct Answer:
Verified
Q15: The use of contrast agents increases the
Q16: Attenuation is caused by _.
A) absorption
B) scattering
C)
Q17: Differential absorption in diagnostic imaging is primarily
Q18: Because of differential absorption, about _% of
Q19: An incident x-ray interacts with an atom
Q20: _ occurs only at the very high
Q21: X-rays transmitted without interaction contribute to _.
A)
Q22: If 5% of an incident beam is
Q23: High kVp techniques reduce _.
A) patient dose
B)
Q25: Compton interactions, photoelectric absorption, and transmitted x-rays
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