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 half-life? Time taken for the number of radioactive nuclei to increase by a factor of two. 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. 2. Dual time-point imaging (DTPI) can improve accuracy of positron emission tomography (PET) imaging. DTPI technique is a specialized protocol in which: Delay imaging is performed Flow study is performed followed by static imaging Two days delay imaging is performed Dual-isotope technique is applied 3. Image representation of raw data obtained from projections of the object for image reconstruction is called: Blank scan Uniformity projections Star artifact Sinogram 4. Which of the following best defines isotopes of an element? Atoms with same number of protons and electrons but different number of neutrons. Atoms with same number of protons, electrons and neutrons. Atoms with same number of protons and neutrons but different number of electrons. Atoms with same number of neutrons and electrons but different number of protons. 5. The minimum amount of energy needed to overcome the forces holding the atom together is called: Binding energy Thermal energy Holding energy Kinetic energy 6. 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: Contact Half the collimator diameter 10 cm 1 in 7. Which of the following is the principal decay mode of Tc-99m? Beta minus Electron capture Pair production Isomeric transition 8. An alpha particle is identical to the nucleus of a helium atom. Alpha particles: Are not charged Are used for radionuclide therapy Are smaller than beta particles Travel unlimited distances 9. 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 electron 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 10. If the sample volume of a given activity is increased, the counting efficiency of the well counter will: Not change Approach 0 Decrease Increase 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 ReplyCancel reply
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