Quiz: Cardiovascular System 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. Which of the following arteries supplies the myocardium? Subclavian Coronary Pulmonary Carotid 2. A two-dimensional illustration of a three-dimensional allocation of the radiotracer in the myocardium which allows visualization of perfusion defects in a compressed format is known as: Volume curve Polar map Counts profile Short axis display 3. What heart chamber does the aorta arise from? Right ventricle Left ventricle Right Atrium Left Atrium 4. The dose for cardiac first pass imaging studies must be contained in a volume not exceeding: 3 ml 0.5 ml 2 ml 1 ml 5. A defect that is present on stress images, and not seen or present to the lesser degree on resting images is called: Reverse defect Transient defect Reversible defect Fixed defect 6. Which of the following medications can be used as an adjunct to myocardial perfusion imaging (MPI) pharmacological stress testing? Digoxin Atropine Aspirin Coumadine 7. Myocardial ischemia could be distinguished from myocardial infarction by analysis of PET images of the perfusion tracer N-13-labeled ammonia and the glucose analogue FDG. Region with “flow-metabolism mismatch” – decreased flow with normal increased FDG activity – represents: Viable myocardium. Stunned myocardium. Infarcted myocardium. Hibernating myocardium. 8. If a patient has an irregular heart rate, the total number of cardiac cycles acquired for each projection will be the same if each projection is acquired for: The same length of time The same acceptance window The same number of counts The same number of beats 9. 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? 0.5 - 1 Hour 2 - 3 Hours 10 - 11 Hours 4 - 6 Hours 10. Atropine is an anticholinergic agent frequently used with dobutamine stress testing to increase: Oxygen supply Blood pressure Vasospasm Heart rate 1 out of 10 Time's upTime is Up! By Nasser AlMutairi|2021-09-20T13:11:23+03:00April 26th, 2021|Cardiovascular System| 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. Leave a ReplyCancel reply
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