Respiratory sinus arrhythmia (RSA) can be assessed via electrocardiograms as a measure for

Question

Quizplus · Accepted Answer

Respiratory sinus arrhythmia (RSA) is a measure of the heart rate variability that occurs during breathing. As such, it reflects the regulatory function of the autonomic nervous system in response to changes in respiration. Therefore, the best choice is A. Choice B coincides with the cortical brain activity and not the heart, C coincides with emotion in response to external and internal events, and D coincides with cardiac output and not the heart rate variability.

Respiratory Sinus Arrhythmia (RSA) Can Be Assessed Via Electrocardiograms as a Measure