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. 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 16.2 mCi 10.5 mCi 7.2 mCi 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? 0.2 hours 1.8 hours 0.5 hours 6.4 hours None 3. 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? 35 mCi 42 mCi 37.4 mCi 33 mCi None 4. 1 microcuries (uCi) is equal to: 1/1000 millicurie (mCi) 1000 millicurie (mCi) 1/100 millicurie (mCi) 1000 curies (Ci) None 5. 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? 6.4 hours 2.5 hours 9.2 hours 7.5 hours 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. 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 10 days 6 days 25 days None 8. 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? 3.7 min 0.37 min 5 s 5.3 min None 9. Which of the following is the unit of Absorbed Dose? Gray Curie Becquerel Roentgen None 10. Dose equivalency is being measured in units called: Rads Rems Curies Becquerels 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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