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 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? 8 10 4 6 2. 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 3.0 ml 1.64 ml 3.6 ml 3. Dose equivalency is being measured in units called: Curies Becquerels Rems Rads 4. Which of the following is the unit of Absorbed Dose? Becquerel Gray Curie Roentgen 5. 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 7.2 mCi 10.5 mCi 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? 173 uCi 250 uCi 162 uCi 185 uCi 7. 850 milligrays (mGy) are equal to? 85 rads 85,000 rads 0.850 rad 8,500,000 rads 8. 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.? 4.8 mCi 21.2 mCi 11 mCi 46.6 mCi 9. 3.4 curies (Ci) is equal to: 3,400,000 microcuries (uCi) 0.0000034 microcurie (uCi) 3,400 microcuries (uCi) 0.0034 microcurie (uCi) 10. 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 18.7 mCi 19.5 mCi 1 out of 10 Time is Up! Time's 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 FacebookTwitterLinkedInWhatsAppPinterestEmail عن: ناصر المطيري كبير أخصائيي الطب النووي في مستشفى حفر الباطن المركزي و مؤسس موقع نيوكليرمد و عضو اللجنة التنفيذية في الجمعية السعودية للطب النووي و التصوير الجزيئي. منشورات متعلقة اختبار: الحماية من الأشعة اختبار: الحماية من الأشعة أبريل 15th, 2021 | لا توجد تعليقات اترك تعليقاً Cancel reply
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