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22 godz. temu · 2) QRS duration measurement is essential to determine the time it takes for: A) atrial depolarization. B) ventricular depolarization. C) ventricular relaxation. D) atrial relaxation.
- EKG Test Chapter 5 Flashcards
Study with Quizlet and memorize flashcards containing terms...
- EKG Test Chapter 5 Flashcards
22 godz. temu · Measuring the PR interval requires the ECG technician to measure the period of time represented by the: Beginning of the P wave to the beginning of the QRS complex. Signs and symptoms of adequate cardiac output include: b. No difficulty breathing, stable blood pressure. c. No chest pain or pressure. d.
22 godz. temu · Study with Quizlet and memorize flashcards containing terms like At standard gain, how high is the calibration mark on an EKG tracing?, Distortion that can generate inaccurate EKG tracings is known as, Why should an EKG machine be placed near the patient? and more.
22 godz. temu · The PR interval is measured from the beginning of the P wave to the beginning of the QRS complex and represents the time needed for sinus node stimulation, atrial depolarization, and conduction through the AV node before ventricular depolarization. In a normal heart the impulses do not travel backward.
22 godz. temu · Each large square (5 small squares combined) represents ___in height. Each large square (5 small squares combined) represents ___in time. count the squares between two consecutive R waves and divide by 1500 to get the ventricular rate. Do the same with the P waves to get the atrial rate.
22 godz. temu · "Your doctor wants to study your heart over a longer period of time." Which of the following methods for calculating a patient's heart rate from the EKG is correct? Divide 1500 by the number of small boxes between two R waves.
