Ch 3: X-ray Radiation

Question 1

any process that decreases the intensity of the primary photon beam

Answer 1

attenuation

Question 2

x-ray photons that interact with the atoms of a patient and give up all of their energy

Answer 2

absorption

Question 3

x-ray photons that interact with the atoms of the patient, only giving up part of their energy and continue at a different angle

Answer 3

scatter

Question 4

the book also calls scatter

Answer 4

indirect transmission

Question 5

site of photoelectric absorption

Answer 5

inner shell electron

Question 6

site of Compton scattering

Answer 6

outer shell electron

Question 7

by products of coherent scattering

Answer 7

none

Question 8

by products of photoelectric absorption

Answer 8

Photoelectron (characteristic photon)

Question 9

by products of Compton scattering

Answer 9

Compton-scattered photon (of lesser energy); Compton electron

Question 10

dose considerations for photoelectric absorption

Answer 10

patient dose; no occupational dose

Question 11

dose considerations for Compton scattering

Answer 11

patient dose, occupational dose

Question 12

site of coherent scattering

Answer 12

an atom