[AHS 0321] MARCH 2021 Sub. Code: 1510
(AUGUST 2020 EXAM SESSION)
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B.Sc. CARDIAC TECHNOLOGYFIRST YEAR (Regulation 2014-2015 )
PAPER III ? MEDICAL ELECTRONICS, BIOPHYSICS AND COMPUTER
USAGE RELEVANT TO CARDIAC TECHNOLOGY BASIC
ELECTROCARDIOGRAPHY
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Q.P. Code : 801510Time: Three hours
Answer ALL Questions
Maximum:
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100Marks
I. Elaborate on:
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(3 x 10 = 30)1. Explain the working principle of DC defibrillato What are the advantages
of AC defibrillator over DC defibrillator?
2. Explain various methods of monitoring Radiation exposure.
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3. What are unipolar limb leads and how are they different from augmentedlimb leads?
II.
Write
notes
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on:(8 x 5 = 40)
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1. What is the importance of Blood pressure measurement?2. Method of measuring oxygen saturation using pulse oximete
3. How ultrasound image is produced?
4. Strain gauge transduce
5. Use of computers in medicine.
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6. Write colour coding for the placement of electrodes for any one of the system.7. What is clockwise and counterclockwise rotation of heart?
8. What is normal QRS complex duration? What are the reasons for QRS
prolongation?
III. Short answers on:
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(10 x 3 = 30)1. Physiological monito
2. Impedance plesthymography.
3. Action potential.
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4. Three methods to reduce radiation exposure.5. Electromagnetic radiation.
6. What is Einthoven's triangle?
7. Ventricular tachycardia.
8. Calibration check in Electrocardiography.
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9. Draw ECG pattern in V10. U wave.
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