اختبار: فيزياء الطب النووي A multiple-choice quiz consists of: 10 QuestionsQuestions are selected randomly from a collection of 20 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. Which of the following best defines isotopes of an element? Atoms with same number of protons, electrons and neutrons. Atoms with same number of protons and electrons but different number of neutrons. Atoms with same number of neutrons and electrons but different number of protons. Atoms with same number of protons and neutrons but different number of electrons. 2. Elements with same atomic number and different atomic mass number are called? Isobars Isotopes Isomers Isotones 3. The ratio of net counts in the photopeak to net counts in the entire spectrum is called: Energy resolution Photopeak efficiency Energy constant Photopeak window 4. Which of the following is the principal decay mode of Tc-99m? Beta minus Electron capture Isomeric transition Pair production 5. The minimum amount of energy needed to overcome the forces holding the atom together is called: Thermal energy Holding energy Binding energy Kinetic energy 6. Basic algorithms for reconstruction of tomographic images from projection figures include two analytic techniques known as: Filtered backprojection and volume rendering techniques Filtered backprojection and iterative techniques Inverse Fourier transform and filtering techniques Filtering and volume rendering techniques 7. Technetium-99m and Technetium-99 are: Isotopes Isobars Isotones Isomers 8. Which of the following is the half-life? Time taken for the number of radioactive nuclei to increase by a factor of two. Reciprocal of the decay constant. Time taken for the number of radioactive nuclei to decrease by a factor of two. Decay constant multiplied by the natural logarithm of two. 9. If the sample volume of a given activity is increased, the counting efficiency of the well counter will: Approach 0 Decrease Increase Not change 10. In isomeric transition decay, the extra energy in the nucleus is released by the emission of: Electrons Gamma photons Neutrons X-rays 1 out of 10 Time's upTime is Up! بواسطة ناصر المطيري|2021-09-20T14:26:04+03:00أبريل 15th, 2021|معلومات عامة|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: أساسيات الطب النووي اختبار: أساسيات الطب النووي أبريل 15th, 2021 | لا توجد تعليقات اختبار: رعاية المريض اختبار: رعاية المريض مارس 10th, 2021 | لا توجد تعليقات اختبار: الصيدلة النووية اختبار: الصيدلة النووية مارس 10th, 2021 | لا توجد تعليقات اختبار: الإختصارات والمصطلحات الطبية اختبار: الإختصارات والمصطلحات الطبية مارس 8th, 2021 | لا توجد تعليقات اترك تعليقاًCancel reply
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