اختبار: وحدات و كميات الأشعة الأساسية 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. 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 2 days 10 days 25 days None 2. 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? 15 mCi 30 mCi 3.8 mCi 0.7 mCi None 3. If a 15 mCi of F-18 fluorodeoxyglucose (FDG) dose is needed for positron emission tomography (PET) scan at 1:00p.m., how much activity should be prepared at 10a.m.? 46.6 mCi 4.8 mCi 11 mCi 21.2 mCi None 4. 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? 1.64 ml 3.0 ml 2.64 ml 3.6 ml None 5. 650 Microcuries (uCi) is equal to? 0.65 curies (Ci) 65 curies (Ci) 0.00065 curies (Ci) 0.000065 curies (Ci) None 6. 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? 6 4 10 8 None 7. 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? 5.3 min 0.37 min 5 s 3.7 min None 8. 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? 18.5 mCi 10.5 mCi 16.2 mCi 7.2 mCi None 9. If 300 uCi of I-123 is used for an adult dose, what is the pediatric dose according to Young’s formula for a child who is 14 years old and weighs 30 kg? 185 uCi 173 uCi 162 uCi 250 uCi None 10. 3.4 curies (Ci) is equal to: 3,400 microcuries (uCi) 3,400,000 microcuries (uCi) 0.0034 microcurie (uCi) 0.0000034 microcurie (uCi) None 1 out of 10 Time's upTime is Up! بواسطة ناصر المطيري|2021-09-20T14:26:37+03:00أبريل 15th, 2021|السلامة من الإشعاع|لا توجد تعليقات شارك هذه الصفحة, واترك رأيك حول الموضوع باستخدام وسيلة التواصل التي تناسبك FacebookXLinkedInWhatsAppPinterestEmail عن: ناصر المطيري كبير أخصائيي الطب النووي في مستشفى حفر الباطن المركزي و مؤسس موقع نيوكليرمد. منشورات متعلقة اختبار: الحماية من الأشعة اختبار: الحماية من الأشعة أبريل 15th, 2021 | لا توجد تعليقات اضف تعليقا إلغاء الردتعليق أعلمني بمتابعة التعليقات بواسطة البريد الإلكتروني. أعلمني بالمواضيع الجديدة بواسطة البريد الإلكتروني. Δ
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