Quiz: Respiratory System A multiple-choice quiz consists of: 10 QuestionsQuestions are selected randomly from a collection of 26 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. V/Q Scan means: Lung Perfusion Scintigraphy Lung Ventilation Scintigraphy Lung Ventilation and Perfusion Scintigraphy None 2. Before intravenous administration of the Tc-99m labelled macroaggragated particles the patient should be instructed to: Breath normally Take deep breath and hold it. Take several deep breaths Exhale and hold breath. 3. The MAA vial should be agitated gently before the radiopharmaceutical is withdrawn into the syringe, and then the syringe should be agitated gently prior to intravenous administration to minimize: Damaging of the MAA particles Radiation Exposure to patient and staff [TcO₄]⁻ quantity Formation of clots 4. In V/Q scan, the matrix size is: 256*256 512*512 128*128 64*64 5. The extreme outermost lower corner of each lung is called? Costophrenic angle. Base. Hilar region. Apex. 6. In Lung Ventilation Scan, administration should occur with the patient in: Upright position Whatever position is comfortable Supine position Seated position 7. The ventilation-to-perfusion count ratio should be: Preferably around 2 Preferably around 4 At least 4 At least 2 8. In Lung Perfusion Scan, the number of particles injected should be in the range of: 200 - 700 particles 20.000 - 70.000 particles 2000 - 7000 particles 200.000 - 700.000 particles 9. Extreme care must be taken NOT to draw blood back into the syringe to avoid: Settling and clumping of MAA in the lungs May damage the MAA particles Formation of clots May produce focal areas of decreased radiopharmaceutical activity in the lungs 10. The Xenon trap machine and aerosol nebulizer are employed to perform lung ventilation studies. Which of the following quality control procedures are performed on the Xenon trap machine? The Drierite freshness test Soda lime crystals hygroscopic test Xenon leak test Charcoal filter consistency test 1 out of 10 Time's upTime is Up! By Nasser AlMutairi|2021-09-20T13:15:08+03:00April 26th, 2021|Respiratory 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
Leave a Reply