Question 1

What is the effective atomic number of compact bone?

Accepted Answer

A)  5.9 
B)  7.4 
C)  7.6 
D)  13.8

Question 2

Fluorescent radiation is also known as:

Accepted Answer

A)  characteristic radiation. 
B)  coherent scattering. 
C)  Compton scattering. 
D)  unmodified scattering.

Question 3

Annihilation radiation is used in which of the following modalities?

Accepted Answer

A)  Computed tomography (CT) 
B)  Digital mammography 
C)  Positron emission tomography (PET) 
D)  Computed radiography (CR)

Question 4

Which two interactions between x-radiation and matter may result in the production of small-angle scatter?

Accepted Answer

A)  Photoelectric absorption and Compton scattering 
B)  Coherent scattering and Compton scattering 
C)  Photoelectric absorption and pair production 
D)  Coherent scattering and pair production

Question 5

Which of the following interactions between photons and matter involves a matter-antimatter annihilation reaction?

Accepted Answer

A)  Compton scattering 
B)  Coherent scattering 
C)  Pair production 
D)  Photoelectric absorption

Exam 3: Interaction of X-Radiation With Matter

What is the effective atomic number of compact bone?

Fluorescent radiation is also known as:

Annihilation radiation is used in which of the following modalities?

Which two interactions between x-radiation and matter may result in the production of small-angle scatter?

Which of the following interactions between photons and matter involves a matter-antimatter annihilation reaction?