اختبار: الحماية من الأشعة 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. The relationship that states that electromagnetic radiation intensity is inversely proportional to the square of the distance from a point source is called: Inverse square law Inverse square protection Inverse square principle Inverse square rule None 2. Which of the following is the most sensitive tissue to radiation? Skine. Bones. Nervous tissues. Bone Marrow. None 3. The process that resets a Geiger–Müller survey meter to its normal, ready to detect another particle state, is known as: Quenching Depolarization Calibration Pitching None 4. As a result of a medical error, a dose of 0.25 Gy is delivered to the fetus during the early part of the first trimester of the pregnancy. Which of the following is the most likely clinical adverse outcome? Abortion Neurologic anomalies Organogenesis Skeletel anomalies None 5. Pregnant radiographer requires a special radiation protection dose for the safety of the foetus. Which of the following is the dose limit during the gestation period? 100 mrem. 50 mrem. 500 mrem. 1000 mrem None 6. In which of the following periods during pregnancy does radiation exposure confer the greatest risk to the fetus? 31 - 40 weeks 11 - 20 weeks 1 - 10 weeks 21 - 30 weeks None 7. The survey meter, also known as the Geiger-Mueller detector or Geiger counter, is a radiation detector filled with: Gas Scintillation crystals Lead Water None 8. Which of the following is the maximum dose limit for a pregnant radiographer per month? 0.5 mSv. 5 Roentgen. 10 Rem. 10 Roentgen. None 9. The major types of radiation listed by decreasing mass are: α, ɣ, ß ɣ, α, ß ɣ, ß, α α, ß, ɣ None 10. Measurement of radioactive materials present inside a person’s body through analysis of the person’s blood, urine, feces, or sweat is called: Biodosimetry Bioassay Radioconcentration Biodistribution None 1 out of 10 Time's upTime is Up! بواسطة ناصر المطيري|2021-09-20T14:26:56+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: وحدات و كميات الأشعة الأساسية اختبار: وحدات و كميات الأشعة الأساسية 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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