exam Q's Flashcards
1
Q
what’s important to consider when buying a CT machine
A
dose saving techniques
table weight limit
coverage
number of slices
mAs (ATCM)
gantry bore size
spatial resolution
rotation speed
integration of contrast injector
artefact reduction software
cost
gantry life and duration
location
2
Q
which of the dose metrics in CT represents the total amount of radiation delivered to the patient
A
Dose length product
3
Q
Describe the function of slip ring technology and explain how it works
A
electrical connections made by stationary brushes pressing against rotating circular conductor
Used so there can be continuous scanning to transmit data
