اختبار: الجهاز الهضمي A multiple-choice quiz consists of: 10 QuestionsQuestions are selected randomly from a collection of 19 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. Cinegraphic loop viewing of dynamic images of the gastrointestinal bleeding scintigraphy: Help to localize the site of bleeding Have prognostic value Eliminate the need of angiography Is time consuming None 2. Which of the following is the site of gastro-oesophageal sphincter? Between the stomach and the duodenum. At the entrance to the stomach. Between the ileum and caecum. Between the stomach and the caecum. None 3. In the radionuclide localization of acute gastrointestinal bleeding, two radiopharmaceuticals – Tc-99m-labeled red blood cells and Tc-99m-labeled sulfur colloid – are commonly used. Tc-99m RBCs have a stable persistence within the blood pool. On the contrary, Tc-99m SC is rapidly cleared from intravascular space with a Half-Time of approximately: 20 – 30 min 2 – 3 min 3 – 10 s 30 – 40 min None 4. Which of the following is the order of tracing food bolus from the mouth to reach the end of the small intestine? Mouth, pharynx, oesophagus, stomach, duodenum, jejunum, ileum. Mouth, pharynx, oesophagus, stomach, jejunum, duodenum, ileum. Mouth, pharynx, oesophagus, stomach, ileum, duodenum, jejunum Mouth, oesophagus, pharynx, stomach, duodenum, jejunum, ileum None 5. What is the indication for C14-Urea Breath Test? Acute anal blood loss Scleroderma Suspected gastric colonisation with Helicobacter pylori Severe gastroesophageal reflux None 6. In Gastric Emptying Study, the scanning starts.. 24 hours post ingestion. 20 minutes post ingestion. As soon as the patient finishes the meal. 3 hours post ingestion. None 7. Which of the following gastrointestinal structures is more variable in location and more prone to overlap with vascular structures? Rectum Small bowel Colon Stomach None 8. What are the patient instructions for C14-Urea Breath Test? Patient should be off proton pump inhibitors for 2 weeks Patient should be off antibiotics and bismuth for 1 month. Patient should be NPO 6 hours before the test Patient should be off sucralfate for 2 weeks 9. All of the following findings on the gastrointestinal bleeding scintigraphy have the potential to reduce the specificity of the test EXCEPT: Dilated abdominal aorta Horse-shoe kidney Foreign body Hepatic hemangioma None 10. Patient preparation for some of the nuclear medicine scintigraphies is essential. For all of the following NM imaging procedures, the patient has to remain NPO (nothing per oral) after midnight EXCEPT for the: Liver–spleen scan Hepatobiliary scan Gastroesophageal reflux study Gastric empty scan None 1 out of 10 Time's upTime is Up! بواسطة ناصر المطيري|2021-09-20T14:25:35+03:00أبريل 26th, 2021|الجهاز الهضمي|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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