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. 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 185 uCi 162 uCi None 2. Dose equivalency is being measured in units called: Rems Becquerels Curies Rads 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.? 4.8 mCi 46.6 mCi 21.2 mCi 11 mCi None 4. 850 milligrays (mGy) are equal to? 85 rads 85,000 rads 8,500,000 rads 0.850 rad None 5. 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 6.4 hours 0.2 hours 1.8 hours None 6. 1 microcuries (uCi) is equal to: 1/100 millicurie (mCi) 1/1000 millicurie (mCi) 1000 millicurie (mCi) 1000 curies (Ci) 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? 10 8 6 4 None 8. 650 Microcuries (uCi) is equal to? 0.00065 curies (Ci) 65 curies (Ci) 0.000065 curies (Ci) 0.65 curies (Ci) None 9. 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 None 10. 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 25 days 10 days 2 days 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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