New PDF release: Practical ECG for exercise science and sports medicine
By Gregory P Whyte; Sanjay Sharma, (Professor of inherited cardiac diseases)
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Additional info for Practical ECG for exercise science and sports medicine
11). The larger the muscle mass, the larger the magnitude of the resultant vector, and therefore, the greater the deflection observed on the ECG. 12 on p. 48). , leads I, II, III, aVF , aVL, and V2 to V6 ). , leads aVR and V1). Although the depolarization of the ventricles is more complex than that of the atria; the same basic rules apply. The conduction of the action potential through the specialized tissues of the AV junction, bundle branches, and Purkinje’s system results in a rapid depolarization of the ventricles through a recognized sequence of events.
This may require that they place their hands under their buttocks. Providing a comfortable environment can assist in the reduction of movement artefact. The client should be placed in a supine or semirecumbant position and supported with a pillow. 8) increasing the difficulty in interpreting the ECG. The client should be instructed to breathe normally and avoid deep breaths during the acquisition of the ECG. In addition to client movement, any movement of the equipment during the acquisition of the ECG can create artefact.
A-i Reprinted, by permission, from V. Heyward, 2010, Advanced fitness assessment and exercise prescription, 6th ed. (Champaign, IL: Human Kinetics), 75. 0 21 2 Modified Bruce (Lerman et al. 4 mph, 0%, 1 min g h 4. 14h/376121/alw/pulled-r1 4. 0 4. , . O2 at anaerobic threshold, VE/VCO2 and VE/V anaerobic threshold). For this reason, ramp protocols allow a more detailed examination of the cardiorespiratory response to exercise. They are more time consuming, however, and require a greater level of operator expertise and experience.
Practical ECG for exercise science and sports medicine by Gregory P Whyte; Sanjay Sharma, (Professor of inherited cardiac diseases)