Quiz: Nuclear Medicine Physics 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 is the principal decay mode of Tc-99m? Pair production Electron capture Beta minus Isomeric transition None 2. Radioactive decay is the process by which an unstable atomic nucleus loses energy by emitting ionizing radiation. The emission is described as spontaneous meaning: The nucleus decays after collision with another particle or atom The nucleus decays without collision with shielding material The nucleus decays without collision with another particle or atom The nucleus decays after collision with shielding material None 3. When only image quality is considered, the best possible distance between the collimator and the patient’s body for a gamma-camera equipped with HRES collimator is: 1 in 10 cm Contact Half the collimator diameter None 4. Which of the following is the half-life? Reciprocal of the decay constant. Decay constant multiplied by the natural logarithm of two. Time taken for the number of radioactive nuclei to decrease by a factor of two. Time taken for the number of radioactive nuclei to increase by a factor of two. None 5. Which of the following sentences correctly describes a positron? A particle having a mass equal to the proton but opposite charge A particle having a mass equal to the proton and no charge A particle having a mass equal to the electron and no charge A particle having a mass equal to the electron but opposite charge None 6. The minimum amount of energy needed to overcome the forces holding the atom together is called: Kinetic energy Thermal energy Holding energy Binding energy None 7. Which of the following radionuclides has the highest kinetic energy of the positron? F-18. N-13. Rb-82. C-11. None 8. The ratio of net counts in the photopeak to net counts in the entire spectrum is called: Photopeak window Photopeak efficiency Energy constant Energy resolution None 9. In isomeric transition decay, the extra energy in the nucleus is released by the emission of: Neutrons Electrons X-rays Gamma photons None 10. Image representation of raw data obtained from projections of the object for image reconstruction is called: Star artifact Blank scan Sinogram Uniformity projections None 1 out of 10 Time's upTime is Up! By Nasser AlMutairi|2021-09-20T13:16:40+03:00April 15th, 2021|General Information| Share This Post With Others! FacebookXLinkedInWhatsAppPinterestEmail About the Author: Nasser AlMutairi Senior Nuclear Medicine Specialist at Hafar Al-Batin Central Hospital, Founder of NuclearMed Website. Related Posts Quiz: Basics of Nuclear Medicine Quiz: Basics of Nuclear Medicine April 15th, 2021 | 1 Comment Quiz: Patient Care Quiz: Patient Care March 10th, 2021 | 0 Comments Quiz: Nuclear Pharmacy Quiz: Nuclear Pharmacy March 10th, 2021 | 0 Comments Quiz: Abbreviations and Medical Terminology Quiz: Abbreviations and Medical Terminology March 8th, 2021 | 0 Comments Leave A Comment Cancel replyComment Notify me of follow-up comments by email. Notify me of new posts by email. Δ
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