RAD117 Test 4 Questions And Accurate Answers
Radioactivity can be best defined as - ANSWER Breakdown of atomic nuclei
The curie (Ci) is equal to - ANSWER 3.7 x 10^10 Bq
The process of one atom becoming another atom by means of radioactive emission
(decay) is called - ANSWER Ionization
Which of the following are used in nuclear medicine as diagnostic
radiopharmaceuticals? - ANSWER Xenon-133, Technetium-99
43 mCi of Gallium-68 (half life = 280 days) is kept in storage in the nuclear medicine
department "hot lab". How much Ga-68 remains after 1,680 days? - ANSWER 0.33 mCi
Which of the following radionuclides are isobars? - ANSWER Ni, Co, Fe
Handling of radiopharmaceuticals by nuclear medicine technologists requires that they
wear lead shielding sufficient to protect them from excessive radiation exposure. -
ANSWER False
A sign indicating "Caution: Radiation Area" means that a person entering a restricted
area can receive an exposure that is: - ANSWER Greater than 5 mR per hour, but less
than 100 mR per hour
Which of the following pertains to protection practices in the nuclear medicine "hot
lab"? - ANSWER No food or drink consumed
Latex gloves can stop alpha particles. - ANSWER True
Radioactivity can be best defined as - ANSWER Breakdown of atomic nuclei
The curie (Ci) is equal to - ANSWER 3.7 x 10^10 Bq
The process of one atom becoming another atom by means of radioactive emission
(decay) is called - ANSWER Ionization
Which of the following are used in nuclear medicine as diagnostic
radiopharmaceuticals? - ANSWER Xenon-133, Technetium-99
43 mCi of Gallium-68 (half life = 280 days) is kept in storage in the nuclear medicine
department "hot lab". How much Ga-68 remains after 1,680 days? - ANSWER 0.33 mCi
Which of the following radionuclides are isobars? - ANSWER Ni, Co, Fe
Handling of radiopharmaceuticals by nuclear medicine technologists requires that they
wear lead shielding sufficient to protect them from excessive radiation exposure. -
ANSWER False
A sign indicating "Caution: Radiation Area" means that a person entering a restricted
area can receive an exposure that is: - ANSWER Greater than 5 mR per hour, but less
than 100 mR per hour
Which of the following pertains to protection practices in the nuclear medicine "hot
lab"? - ANSWER No food or drink consumed
Latex gloves can stop alpha particles. - ANSWER True
