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. 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? Neurologic anomalies Skeletel anomalies Abortion Organogenesis None 2. Which of the following instruments is commonly used for personal radiation monitoring? Geiger-Muller detector. Film badge dosimeter. Thermoluminescent dosimeter. Ionization chamber meter. None 3. The survey meter, also known as the Geiger-Mueller detector or Geiger counter, is a radiation detector filled with: Gas Water Scintillation crystals Lead None 4. A body is placed 4 feet from a radiation source and received an exposure rate of 20 R/h. Which of the following is the distance required for the exposure rate of 5 R/h? 8 ft. 5 ft. 12 ft. 4 ft. None 5. Which of the following is the critical organ for Tc99m MDP Medronate? Spleen. Thyroid. Bladder. Kidney. None 6. 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 principle Inverse square rule Inverse square law Inverse square protection None 7. Which of the following diagnostic examinations will deliver the smallest estimated dose to the fetus? Lung perfusion scan Abdomen CT Pelvis X-ray Interventional fluoroscopically guided procedures None 8. Which of the following is the annual whole body effective dose for technologists or radiographers? 100 mSv 10 mSv. 1 mSv. 50 mSv. None 9. The major types of radiation listed by decreasing mass are: α, ɣ, ß α, ß, ɣ ɣ, ß, α ɣ, α, ß None 10. Which of the following are the 3 cardinal elements considered for radiation protection? Collimation, filtration and grid Kilovoltage, distance and shielding Time, kilovoltage and milliampere Time, distance and shielding 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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