Respiratory Sinus Arrhythmia
Respiratory Sinus Arrhythmia Mechanisms in Young Obese Subjects
... of respiratory-related heart rate oscillations – respiratory sinus arrhythmia (RSA) – was often analyzed due to its straightforward interpretation as an index of phasic parasympathetic ...
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Developmental patterns of respiratory sinus arrhythmia from toddlerhood to adolescence
... publication, at: https://doi.org/10.1037/dev0000894 Abstract: Parasympathetic nervous system functioning as indexed by respiratory sinus arrhythmia (RSA) is widely used as a measure of physiological ...
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Resting respiratory sinus arrhythmia and posttraumatic stress disorder: A meta-analysis
... 1.1. Respiratory sinus arrhythmia RSA is used to estimate cardiac vagal control (i.e., the level of activity of the vagus nerve to the sinoatrial node, which serves as the heart’s natural pacemaker; ...
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Dyadic Coping, Respiratory Sinus Arrhythmia, and Depressive Symptoms Among Parents of Preschool Children
... Department of Psychology, Concordia University, Montreal, QC, Canada Respiratory sinus arrhythmia (RSA) is a biomarker of cardiac vagal tone that has been linked to social functioning. Recent studies ...
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The Effects of Sustained Inspiration and Expiration on Heart Rate to Elucidate the Physical Mechanics of Respiratory Sinus Arrhythmia
... ARTICLE INFO Abstract This study investigated the physical effects of the respiratory cycle on heart rate by exaggerating the conditions under which Respiratory Sinus Arrhythmia (RSA) occurs. ...
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Respiratory sinus arrhythmia is a major component of heart rate variability in undisturbed, remotely monitored rattlesnakes, Crotalus durissus
... increasing during each lung ventilation cycle. Atropine injection increased mean f H and abolished HRV. Complete autonomic blockade revealed a cholinergic tonus on the heart of 55% and an adrenergic tonus of 37%. Power ...
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Externalizing behavior in post-institutionalized children: an examination of parent emotion socialization practices, respiratory-sinus arrhythmia, and skin conductance
... Abstract The early experience of social and emotional neglect, such as that seen in institutions for the care of orphaned or abandoned children, is associated with altered neurobiological functioning and elevated risk ...
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Respiratory sinus arrhythmia reactivity of internet addiction abusers in negative and positive emotional states using film clips stimulation
... and respiratory response importantly affect regula- tory functions, and may also be a regulation means to ...studied. Respiratory sinus arrhythmia (RSA), the activity of the vagus nerve, is ...
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Fractal ventilation enhances respiratory sinus arrhythmia
... for heart rate or respiratory rate) can be generated when simple systems meet two requirements i) they manifest "small world" topology and ii) demonstrate noisy input. When signal input has these two ...
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Respiratory sinus arrhythmia in dogs Effects of phasic afferents and chemostimulation
... Abbreviations used in this paper: CFV, constant flow ventilation; FM, frequency modulation; MTA, moving time averaged; RSA, respi- ratory sinus arrhythmia; RSA,, RSA divided by the MTA p[r] ...
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Respiratory Sinus Arrhythmia Moderates the Association Between Stress and Insomnia
... The present study extended Gouin and colleagues’ (2015) findings with individuals diagnosed with an insomnia disorder, further suggesting that the interaction between high stress and [r] ...
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Individual Differences in Respiratory Sinus Arrhythmia as a Function of Internalizing and Externalizing Symptoms
... Predictor RSA Inhibition ∆ R 2 ß Step 1 Natural Breathing .004 Step 2 PRS Internalizing Composite .27 -.45 * PRS Externalizing Composite .31 SR Internalizing Composite .12[r] ...
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Temperament and Respiratory Sinus Arrhythmia as Contributors to Externalizing Behavior Among Early Adolescents
... It is hypothesized that the link between trait negative affectivity (NA), as a general risk factor for psychopathology, and self-report of externalizing behavior will be mediated by te[r] ...
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SINUS ARRHYTHMIA
... Rapid respiratory rates decrease sinus arrhythmia (range) probably by the increase in pulse rate from the greater work involved, though changes in CO2 tension of the blood might also be [r] ...
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Evidence for a respiratory component, similar to mammalian respiratory sinus arrhythmia, in the heart rate variability signal from the rattlesnake, Crotalus durissus terrificus
... In the present study, we wished to determine whether RSA occurs in the rattlesnake, a reptile with a continuous breathing pattern (Wang et al., 2001a). As in other animals, RSA of reptiles is likely to depend on high ...
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The effect of reflexology on baroreceptor reflex sensitivity, blood pressure and sinus arrhythmia
... The objective of this pilot study is to identify if reflexology and foot massage (FM) affect the physiology of the body by measuring baroreceptor reflex sensitivity ([r] ...
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TOP 5. The term cardiac arrhythmia encompasses all cardiac. Arrhythmias in Dogs & Cats. Sinus Arrhythmia. TOP 5 Arrhythmias Seen in Dogs & Cats
... Typically first-degree and Mobitz type I second-degree AV block are vagally mediated and will respond com- pletely with sinus tachycardia to an atropine response test as described earlier. The higher-grade AV ...
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Upper Respiratory Tract (Nose, Sinus, Ear, and Eye) Problems
... Upper Respiratory Tract (Nose, Sinus, Ear, and Eye) Problems Note: If No UPPER Respiratory Tract problems, Check Here ❏ And Go To Page 2 – Lower Respiratory ...
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CAUSES Pressure changes Respiratory infection-congestion or sinus infection
... TREATMENT 1. Decongestants DRUG HELP 1. Sudafed has a more rapid onset of effect and is shorter acting than Entex LA. It is a simple and effective decongestant, and may also be used prior to any pressure changes (such as ...
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Arrhythmia/Electrophysiology
... Our results provide potential insights into the pathophysi- ology of ES. The initiating factors for ES are often cryptic, although psychological stress, acute myocardial ischemia, and electrolyte imbalances have all been ...