concept

sympathetic nerve activity

Also known as: sympathetic nerve activity, sympathetic activity

Facts (11)

Sources

Extent and Health Consequences of Chronic Sleep Loss and ... - NCBI ncbi.nlm.nih.gov Colten HR, Altevogt BM · National Academies Press 4 facts

claimIncreased sympathetic activity, while beneficial for restoring breathing and oxygen intake in the short term, has long-term deleterious effects on vascular tone and blood pressure, according to Caples et al. (2005).

claimPeople with obstructive sleep apnea (OSA) exhibit higher sympathetic activity during daytime wakefulness, as reported by Somers et al. (1995).

claimIncreased sympathetic activity resulting from apnea episodes has long-term deleterious effects on vascular tone and blood pressure.

referenceNarkiewicz and Somers studied sympathetic nerve activity in patients with obstructive sleep apnea, published in Acta Physiologica Scandinavia in 2003.

Short- and long-term health consequences of sleep disruption dovepress.com Goran Medic, Micheline Wille, Michiel EH Hemels · Dove Press May 19, 2017 2 facts

claimSleep disruption may lead to adverse cardiovascular effects through its impact on sympathetic activity, glucose metabolism, and inflammation.

claimThe effects of sleep disruption on the nocturnal regulation of sympathetic activity may provide a connection between sleep disruption and both cardiovascular disease and psychiatric conditions.

Homeostasis: The Underappreciated and Far Too Often ... - Frontiers frontiersin.org Frontiers in Physiology 1 fact

claimThe baroreceptor reflex maintains blood pressure by increasing parasympathetic activity and decreasing sympathetic activity when blood pressure increases, thereby reducing cardiac output and total peripheral resistance (TPR), with the opposite occurring when blood pressure decreases.

Homeostatic medicine: a strategy for exploring health and disease link.springer.com Springer Sep 26, 2022 1 fact

procedureWhen blood pressure is elevated, the solitary tract nucleus decreases sympathetic activity, increases vascular diameter, and increases parasympathetic activity to lower heart rate and stroke output; the opposite occurs when blood pressure is below a set point.

Self-awareness, self-regulation, and self-transcendence (S-ART) frontiersin.org Frontiers in Human Neuroscience 1 fact

referenceThe dorsal anterior cingulate cortex (ACC) positively correlates with sympathetic activity related to fear expression, whereas the ventral ACC (including the perigenual ACC and VMPFC) is associated with the inhibition of expression during extinction and the recall of extinction of fear after extinguishing prior conditioned associations, as reported by Etkin et al. (2011).

Sex differences in cardiorespiratory control under hypoxia - Frontiers frontiersin.org Frontiers Jan 30, 2025 1 fact

claimSome studies indicate that under hypoxic conditions, females exhibit higher heart rates and sympathetic activity compared to males, despite similar levels of oxygen desaturation.

From Homeostasis to Allodynamic Regulation (Chapter 18) cambridge.org Cambridge University Press 1 fact

referenceC. M. Licht, S. A. Vreeburg, A. K. van Reedt Dortland, E. J. Giltay, W. J. Hoogendijk, R. H. DeRijk, and B. W. Penninx (2010) reported that increased sympathetic and decreased parasympathetic activity, rather than changes in hypothalamic-pituitary-adrenal axis activity, is associated with metabolic abnormalities, as published in the Journal of Clinical Endocrinology and Metabolism.