اختبار: الجهاز الدوري الدموي A multiple-choice quiz consists of: 10 QuestionsQuestions are selected randomly from a collection of 25 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. What is the way that the blood return to the heart from small intestine? Hepatic portal vein -> Hepatic vein -> Vena cava Vena cava -> Hepatic portal vein -> Aorta Hepatic vein -> Vena cava -> Hepatic portal vein Hepatic portal vein -> Vena cava -> Hepatic vein None 2. If the time between two successive R points is 1 second, a beat length acceptance window of 100% allows accumulation of data from cardiac beats: Having a duration 1–1,000 ms Having a duration 500–1,500 ms Having a duration 1,000 ms All duration beats will be accepted None 3. Which of the following is the most anteriorly located heart chamber? Right ventricle Right atrium Left ventricle Left atrium None 4. Attenuation artifacts of tomographic myocardial perfusion imaging may decrease the diagnostic accuracy of the technique, predominantly due to: Increase in true positive Increase in false negative Increase in true negative Increase in false positive None 5. A patient with possible acute myocardial infarction is injected with 99mTc pyrophosphate. The technologist needs to obtain images with better target-to background ratio. Which of the following time ranges gives the best results? 10 - 11 Hours 2 - 3 Hours 0.5 - 1 Hour 4 - 6 Hours None 6. Which of the following medications can be used as an adjunct to myocardial perfusion imaging (MPI) pharmacological stress testing? Atropine Digoxin Aspirin Coumadine None 7. The anatomical structure dividing the heart into two functionally separate and anatomically distinct units and separates left atrium and ventricle from the right atrium and ventricle is called: Ventricular septum Bicuspid valve Atrioventricular septum Tricuspid valve None 8. Which of the following arteries supplies the myocardium? Coronary Carotid Subclavian Pulmonary None 9. All of the following diagnostic methods can be used for the identification of hibernating myocardium EXCEPT: Stress electrocardiography. Dobutamine echocardiography. FDG PET. SPECT MPI. None 10. More than a few of the main imaging modalities use ionizing radiation for cardiovascular diagnosis and/or treatment. Which of the following modalities is used for coronary artery plaque and calcification imaging? Cardiac Positron Emission Tomography (PET). Cardiac Computerized Tomography (CCT). X-ray Fluoroscopy. Myocardial Perfusion Imaging (SPECT MPI). None 1 out of 10 Time's upTime is Up! بواسطة ناصر المطيري|2021-09-20T14:25:53+03:00أبريل 26th, 2021|الجهاز الدوري الدموي|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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