Half lives Flashcards
1
Q
what is the equation for effective half life?
A
1/effective half life = 1/biologic half life + 1/physical half life
2
Q
Thallium- 201 half life
A
3 days (73 hr)
3
Q
3 days (73 hr) half life
A
thallium 201
4
Q
Tc-99m half life
A
6 hours
5
Q
6 hour half life
A
Tc-99m
6
Q
I-131 half life
A
8 days
7
Q
8 day half life
A
I-131
8
Q
I-123 half life
A
13 hours
9
Q
13 hour half life
A
I-123
10
Q
Xe-133 biologic half life
A
30 seconds
11
Q
Xe-133 half life
A
125 hours
12
Q
In-111 half life
A
3 days (67 hours)
13
Q
Ga-68 half life
A
68 min
14
Q
Ga-67 half life
A
3 days (78 hours)
15
Q
F-18 half life
A
110 min
