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. Dose equivalency is being measured in units called: Rems Curies Becquerels Rads None 2. 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 3. 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 4. 850 milligrays (mGy) are equal to? 0.850 rad 85,000 rads 85 rads 8,500,000 rads None 5. 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 46.6 mCi 11 mCi 21.2 mCi None 6. 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 5.3 min 5 s 0.37 min None 7. 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 8 10 4 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? 1.8 hours 0.2 hours 6.4 hours 0.5 hours None 9. 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 7.2 mCi 18.5 mCi 10.5 mCi None 10. 1 microcuries (uCi) is equal to: 1/100 millicurie (mCi) 1000 millicurie (mCi) 1/1000 millicurie (mCi) 1000 curies (Ci) None 1 out of 10 Time's upTime is Up! بواسطة ناصر المطيري|2021-03-25T12:42:27+03:00مارس 25th, 2021|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. اضف تعليقا إلغاء الردتعليق Δ
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