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. 850 milligrays (mGy) are equal to? 8,500,000 rads 0.850 rad 85 rads 85,000 rads None 2. Which of the following is its effective half-life if an isotope has a physical half-life of 18 hours and biological half-life of 10 hours? 0.5 hours 6.4 hours 1.8 hours 0.2 hours None 3. 650 Microcuries (uCi) is equal to? 0.65 curies (Ci) 65 curies (Ci) 0.00065 curies (Ci) 0.000065 curies (Ci) None 4. 1 microcuries (uCi) is equal to: 1/1000 millicurie (mCi) 1/100 millicurie (mCi) 1000 millicurie (mCi) 1000 curies (Ci) None 5. 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? 3.0 ml 3.6 ml 2.64 ml 1.64 ml None 6. 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? 7.2 mCi 18.5 mCi 10.5 mCi 16.2 mCi None 7. The initial activity of an isotope is 180 mCi and its half-life is 6 hours. Which of the following number of the activity will be present after 2 days? 0.7 mCi 15 mCi 3.8 mCi 30 mCi None 8. 3.4 curies (Ci) is equal to: 0.0000034 microcurie (uCi) 3,400,000 microcuries (uCi) 0.0034 microcurie (uCi) 3,400 microcuries (uCi) None 9. 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? 17.3 mCi 15.7 mCi 19.5 mCi 18.7 mCi None 10. Dose equivalency is being measured in units called: Becquerels Rads Rems Curies None 1 out of 10 Time's upTime is Up! By Nasser AlMutairi|2021-03-25T12:42:27+03:00March 25th, 2021| شارك هذه الصفحة FacebookXLinkedInWhatsAppPinterestEmail About the Author: Nasser AlMutairi Senior Nuclear Medicine Specialist at Hafar Al-Batin Central Hospital, Founder of NuclearMed Website. Leave A Comment Cancel replyComment Δ
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