NHA EKG practice test Verified 100%

The EKG records the: - ANSWERSElectrical activity of the heart Electrodes are also referred to as: - ANSWERSSensors Why would a physician request an exercise electrocardiography? - ANSWERSPrevious symptoms of angina What is NOT the EKG technician's responsibility during an exercise electrocardiography? - ANSWERSAdministration of drugs What is the normal running speed of the EKG paper? - ANSWERS25 mm/sec The small squares horizontally on the EKG paper equals: - ANSWERS.04 sec What does the vertical axis of the EKG paper measure? - ANSWERSVoltage/ amplitude How does the stylus mark the EKG paper? - ANSWERSHeat What is the normal sensitivity level for running an EKG? - ANSWERS1mv A normal standardization mark should measure: - ANSWERS10mm What checks the internal calibration of the EKG machine? - ANSWERSStandardization button (1mv button) How many electrodes are attached to the patient for holter monitoring? - ANSWERS5 5th intercostal space midclavicular line, left side - ANSWERSV4