RADIONUCLIDES

Question 1

it it the most commonly used radionuclide

Answer 1

Technetium -99m

Question 2

half life of iodine 123

Answer 2

13. 2 hours

Question 3

it is commonly used for the treatment of thyroid cancer and hyperthyroidism

Answer 3

iodine 131

Question 4

what is the emission of iodine 131

Answer 4

beta-particle emission

Question 5

half life of indium 111

Answer 5

67 hours

Question 6

it is also used to label platelets, white cells, monoclonal antibodies and peptides

Answer 6

indium 111

Question 7

energy of indium 113

Answer 7

392 keV

Question 8

half life of thallium 201

Answer 8

73.1 hours

Question 9

what is the mode of emission of thallium 201

Answer 9

electron capture

Question 10

most commonly used positron-emitting radiopharmaceuticals

Answer 10

fluorine 18

Question 11

what is 18F- FDG

Answer 11

fluorine-18 fluorodeoxyglucose

Question 12

phosphorus-32, yttrium -90 and Gold -198 are used in what kind of theraphy

Answer 12

radioisotropic therapy

Question 13

what is the spontaneous emission of particle in order to become stable

Answer 13

radioactvity

Question 14

a radioactive decay that will result into a decrease in atomic number by 2 and decrease in atomic mass by 4

Answer 14

alpha decay

Question 15

generator that produces radionuclide used for cardia perfusion imaging (PET)

Answer 15

82-Sr - 82Rb

Question 16

strontium-89 poses virtually no hazard to medical staff or patient families

Answer 16

true

Question 17

samarium -153 and Rhenium-186 are relatively low energy gamma photons

Answer 17

true