Radiation Safety A multiple-choice quiz consists of: 10 QuestionsQuestions are selected randomly from a collection of 40 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. According to the criteria defining unrestricted areas and listed in Nuclear Regulatory Commission-10 Code of Federal Regulations (NRC-10CFR) Part 20 Section 1301, all licensees must perform procedures so that a dose in any unrestricted area does not exceed: 0.004 rem in any 1 hour 0.001 rem in any 1 hour 0.005 rem in any 1 hour 0.002 rem in any 1 hour 2. Which of the following instruments is commonly used for personal radiation monitoring? Geiger-Muller detector. Ionization chamber meter. Film badge dosimeter. Thermoluminescent dosimeter. 3. The process that resets a Geiger–Müller survey meter to its normal, ready to detect another particle state, is known as: Depolarization Pitching Calibration Quenching 4. Which of the following are the 3 basic principles to reduce external exposure to radiation? Maximize time, maximize distance, and use shielding Minimize time, maximize distance, and use collimator Minimize time, maximize distance, and use shielding Minimize time, minimize distance, and use shielding 5. ALARA stands for? As Low as Radiation Accepted As Low as Reasonably Achievable As Low as Reasonably Accepted As Low as Radiologist Approve 6. Which of the following radiopharmaceuticals will deliver the highest, rad/mCi whole body dose? F-18 fluorodeoxyglucose. Tl-201 chloride. Ga-67 citrate. Tc-99m sestamibi. 7. Which of the following is the dose quantity used to measure the overall risk of exposure to ionizing radiation? Average Equivalent Absorbed Effective 8. Which of the following is the subsequent biologic effect resulting from acute whole body exposure to 0.25 Sievert? Nausea and diarrheas Decreased lymphocytes Erythema (redness) 50% chance of death 9. Which of the following tissues is the most radiosensitive? Lymph Nerve Cartilage Muscle 10. A radiopharmaceutical spilled on the floor. Which of the following is the best management? Contact the radiation safety officer to arrange for cleaning Dispense a chelating solution to control contamination Contact the Housekeeping Department to arrange for cleaning Cover the area with absorbent paper and restrict access 1 out of 10 Time is Up! Time's up By Nasser AlMutairi|2021-03-25T11:22:28+03:00March 25th, 2021| Share This Post With Others! FacebookTwitterLinkedInWhatsAppPinterestEmail About the Author: Nasser AlMutairi Senior Nuclear Medicine Specialist at Hafar Al-Batin Central Hospital, Founder of NuclearMed Website. Member of SSNMMI Executive Committee. Leave a Reply Cancel reply
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