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Related Concept Videos

Factors Influencing Heart Rate01:30

Factors Influencing Heart Rate

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The heart rate, or pulse rate, is a vital indicator of cardiovascular health. It reflects the number of times the heart beats per minute. Various physiological and environmental factors influence heart rate, increasing or decreasing cardiac output. Understanding these factors is crucial for assessing heart function and identifying potential health issues.
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Cardiac Output
Cardiac output (CO) refers to the total amount of blood ejected by one of the ventricles in liters per minute (L/min). In a resting adult, CO ranges from 5 to 6 L/min, adjusting according to the body's metabolic requirements.
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The electrical signals recorded on an electrocardiogram (ECG) occur before the mechanical processes of contraction and relaxation during the cardiac cycle.
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Related Experiment Video

Updated: Jan 6, 2026

Calculating Heart Rate Variability from ECG Data from Youth with Cerebral Palsy During Active Video Game Sessions
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The association between individual differences in executive functioning and resting high-frequency heart rate

Paula G Williams1, Matthew R Cribbet2, Ruben Tinajero1

  • 1University of Utah, United States.

Biological Psychology
|October 3, 2019
PubMed
Summary

This study found a significant link between executive functioning (EF) and resting high-frequency heart rate variability (HF-HRV). This connection highlights the interplay between cognitive processes and autonomic nervous system regulation.

Keywords:
Executive functioningHeart rate variabilityIndividual differencesSelf-regulation

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Area of Science:

  • Psychology
  • Neuroscience
  • Physiology

Background:

  • Resting high-frequency heart rate variability (HF-HRV) and executive functioning (EF) are key individual differences linked to adverse outcomes.
  • Theoretical models suggest a connection between brain regions governing EF and the parasympathetic nervous system.

Purpose of the Study:

  • To investigate the association between comprehensively measured EF and resting physiological markers.
  • To address limitations in previous research by controlling for lower-order cognitive processes.

Main Methods:

  • Utilized individually-administered neuropsychological tests to measure EF.
  • Employed impedance cardiography to assess resting physiology, including HF-HRV and sympathetic nervous system activation (pre-ejection period).
  • Recruited healthy community participants (68% female, mean age 27).

Main Results:

  • Confirmed a significant positive association between executive functioning and resting high-frequency heart rate variability.
  • Found no significant association between executive functioning and resting state sympathetic nervous system activation (pre-ejection period).

Conclusions:

  • The findings support a relationship between cognitive control and parasympathetic nervous system activity.
  • These results may guide future research into transdiagnostic mechanisms involving EF and HF-HRV.