Basics of Nuclear Medicine A multiple-choice quiz consists of: 10 QuestionsQuestions are selected randomly from a collection of 27 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 type of collimator will be most useful for obtaining high resolution images of small organs? Parallel hole Flat field Diverging Pinhole 2. Which of the following symbolizes the atomic number? Z N A C 3. The period of time required for the concentration or amount of drug in the body to be reduced by 50% is known as: Therapeutic index Absorption time Half-life Potency 4. Slowed or stopped intravenous (IV) infusion, swelling, pain, and coldness around the needle site indicate: Infraction Infection Inflammation Infiltration 5. Which of the following is the effect of increasing the thickness of the scintillation detector on sensitivity and resolution? Increased sensitivity and decreased resolution. Increased sensitivity and increased resolution. Decreased sensitivity and decreased resolution. Decreased sensitivity and increased resolution. 6. Which of the following is the effect on the image if the distance is reduced between the patient and parallel hole collimator during a given scintigraphy exam? Increase in image size Increase in image resolution. Increase in size and resolution. Decrease in image resolution. 7. Photomultiplier tube (PMT) consists of a photocathode and a series of dynodes in an evacuated glass enclosure. PMT converts: The light photons into an electrical signal Heat into light An electrical signal into heat An electrical signal into light 8. Phosphorus-33, copper-67, iodine-131, and yttrium-90 are examples of: Alpha and beta-particle emitters Beta-particle emitters Pure gamma emitters Alpha-particle emitters 9. Which of the following is the primary function of the gamma camera photomultiplier tube? Minimize the scattered radiation in the final image. Filter out photons and limit the energy range. Convert light into electrical signal and amplify it. Convert radioactivity into light and amplify it. 10. Which of the following is the most likely collimator to magnify the image in nuclear medicine? Diverging. High resolution. Flat field. Converging. 1 out of 10 Time's upTime is Up! بواسطة ناصر المطيري|2021-03-29T11:56:54+03:00مارس 29th, 2021|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. اترك تعليقاًCancel reply
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