اختبار: الجهاز الهيكلي A multiple-choice quiz consists of: 10 QuestionsQuestions are selected randomly from a collection of 24 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. When performing a bone scan with Tc-99m methylene diphosphonate (MDP), the technologist sets the pulse height analyzer to 20% window. What is the acceptable energy range in this setting? 130–150 keV 120–160 keV 112–168 keV 126–154 keV None 2. Which of the following drugs may interfere with the quality of the bone scintigraphy? Corticosteroids Androgen deprivation therapy Iron Nephrotoxic chemotherapy 3. Bone scan of a patient shows generalized diffuse activity in the abdomen. Which of the following is the most likely cause? Osteomyelitis. Osteopenia. Osteoporosis. Malignant ascites. None 4. Superbonescan is a result of reduced or absent tracer uptake in soft tissue because of.. Insufficiently long interval between tracer injection and image acquisition Insufficient avidity of the osteoblasts populating the axial skeleton Excessive avidity of the osteoblasts populating the axial skeleton Short interval between tracer injection and image acquisition None 5. Which of the following is the total number of facial bones? 10. 4. 8. 14. None 6. A linear display of rib lesions in adjacent ribs seen on the bone scintigraphy is typical for: Fracture with history of trauma Metastatic lesions Paget’s disease Osteomyelitis None 7. In bone scan, delayed images are usually acquired... 1 - 2 hours after injection 3 - 5 hours after injection 1 - 10 minutes after injection 20 minutes after injection None 8. Which of the following is the process of bone development or formation within the human body? Ossification Synchondrosis Dislocation Syndesmosis None 9. A bone scan is used for evaluating the skeletal system. Extraosseus, pulmonary uptake on bone scintigraphy can be seen in patients with: Viral pneumonia Emphysema Pneumothorax Radiation pneumonitis None 10. In children it is common to perform multiple planar acquisition, rather than whole-body images, because... Count rate is higher in multiple planar acquisition Children are more likely to move during acquisition SNR is higher in multiple planar acquisition Camera is far away from the child during acquisition None 1 out of 10 Time's upTime is Up! بواسطة ناصر المطيري|2021-09-20T14:25:44+03:00أبريل 26th, 2021|الجهاز الهيكلي|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. اضف تعليقا إلغاء الردتعليق أعلمني بمتابعة التعليقات بواسطة البريد الإلكتروني. أعلمني بالمواضيع الجديدة بواسطة البريد الإلكتروني. Δ
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