What is the effect of magnification on mammography patient dose?
a) increases
b) decreases
c) has no effect
a) a smaller focal spot and lower mA
b) a larger focal spot and lower mA
c) a smaller focal spot and higher mA
d) a larger focal spot and higher mA
e) no change
The tube port (window) for a mammography x-ray tube is typically made of
a) glass
b) lead
c) tungsten
d) beryllium
Which part of a mammography x-ray tube is positioned closest to the chest wall of the patient?
a) anode end
b) cathode end
c) side or long axis
The reason the mammography tube is positioned as it is in the previous question is
a) collimation
b) half value layer
c) heel effect
d) penumbra
e) technique
Compression in mammography results in increased
a) breast dose
b) exposure time
c) geometric blurring
d) patient motion
e) scatter
f) none of the above