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%? 2 days 25 days 10 days 6 days None 2. 650 Microcuries (uCi) is equal to? 0.000065 curies (Ci) 65 curies (Ci) 0.65 curies (Ci) 0.00065 curies (Ci) None 3. 3.4 curies (Ci) is equal to: 3,400 microcuries (uCi) 3,400,000 microcuries (uCi) 0.0000034 microcurie (uCi) 0.0034 microcurie (uCi) None 4. 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.? 21.2 mCi 46.6 mCi 4.8 mCi 11 mCi None 5. 850 milligrays (mGy) are equal to? 85 rads 0.850 rad 85,000 rads 8,500,000 rads None 6. 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? 250 uCi 185 uCi 162 uCi 173 uCi None 7. What is the effective half-life of an isotope, that has a physical half-life of 18 hours and a biological half-life of 10 hours? 9.2 hours 7.5 hours 2.5 hours 6.4 hours None 8. 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 0.2 hours 1.8 hours 6.4 hours None 9. Which of the following is the unit of Absorbed Dose? Curie Roentgen Becquerel Gray 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 10.5 mCi 7.2 mCi 18.5 mCi 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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