6.2.1 - Radiation and the Human Body Flashcards
1
Q
What is a popular radiation to be inserted into a patient?
A
Technetium -99.
2
Q
Why is technetium -99 a popular choice?
A
It has a half-life of just over 6 hours.
3
Q
What is a gamma knife?
A
A movable source of gamma radiation to focus gamma rays onto cancer tumours.
4
Q
What is the advantage of being able to move a gamma knife?
A
The radiation that the healthy tissue receives is reduced.
