Quiz: Radiation Quantities and Units A multiple-choice quiz consists of: 10 QuestionsQuestions are selected randomly from a collection of 18 questions. More Questions You will get deferent questions every time you take the quiz. Correct AnswersThere could be more than one correct answer, select all that apply.Skip QuestionsYou are allowed to scroll backward and forward before submitting your answers.10 MinutesThe quiz has a time limit. Time's up You can still submit your answers after the allowed period of time has ended . When ready, click Next to start the quiz. Name (Required) Email (Optional) Twitter (Optional) 1. Dose equivalency is being measured in units called: Becquerels Rems Rads Curies None 2. How much activity will be remaining at 2:30 p.m. if the dose of Tc-99m methylene diphosphonate (MDP) is calibrated to contain 25 mCi at 12:00 p.m. on the same day? 15.7 mCi 17.3 mCi 19.5 mCi 18.7 mCi None 3. 650 Microcuries (uCi) is equal to? 65 curies (Ci) 0.000065 curies (Ci) 0.00065 curies (Ci) 0.65 curies (Ci) None 4. A vial contains an unidentified radionuclide with an initial activity of 60 mCi at 6 p.m. Sunday. At 6 a.m. Monday, the activity decayed to 7.5 mCi. Which of the following is the physical half-life of this radionuclide in hours? 10 6 8 4 None 5. 1 microcuries (uCi) is equal to: 1000 millicurie (mCi) 1/1000 millicurie (mCi) 1000 curies (Ci) 1/100 millicurie (mCi) None 6. A radionuclide with a physical T% of 10 days is taken up by the liver and eliminated with a biological T% of 15 days. Which of the following is its effective T%? 6 days 10 days 2 days 25 days None 7. A bone scan is scheduled to be performed with 25 mCi of Tc-99m methylene diphosphonate (MDP) at 12:30p.m. How much Tc-99m MDP should be placed in the syringe at 8:00a.m. on the same day? 33 mCi 35 mCi 42 mCi 37.4 mCi None 8. A nuclear medicine department receives 375 mCi of Tc-99m in 4.5 ml bulk vial. If the macroaggregated albumin (MAA) kit is to be reconstituted with 30 mCi in 3 ml, how much saline should be added to the kit? 2.64 ml 1.64 ml 3.6 ml 3.0 ml None 9. Xe-133, used during a ventilation/perfusion (VQ) scan has a physical half-life of 5.3 days and biological half-life is 0.37 min. What is the effective half-life of Xe-133? 0.37 min 5.3 min 3.7 min 5 s None 10. At the time of preparation, a macroaggregated albumin (MAA) kit contained 30.5 mCi of Tc-99m. How much activity will remain after 5 hours and 30 minutes? 16.2 mCi 18.5 mCi 7.2 mCi 10.5 mCi None 1 out of 10 Time's upTime is Up! By Nasser AlMutairi|2021-09-20T13:16:59+03:00April 15th, 2021|Radiation Safety| Share This Post With Others! FacebookXLinkedInWhatsAppPinterestEmail About the Author: Nasser AlMutairi Senior Nuclear Medicine Specialist at Hafar Al-Batin Central Hospital, Founder of NuclearMed Website. Related Posts Quiz: Radiation Safety Quiz: Radiation Safety April 15th, 2021 | 0 Comments Leave a ReplyCancel reply
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