sympathetic nerve


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Related to sympathetic nerve: parasympathetic nerve

sym·pa·thet·ic nerve

one of the nerves of the sympathetic nervous system.

sympathetic nerve

Etymology: Gk, sympathein, to feel with; L, nervus
any nerve of the sympathetic branch of the autonomic nervous system.

sym·pa·thet·ic nerve

(sim'pă-thet'ik nĕrv)
One of the nerves of the sympathetic nervous system.

Sympathetic nerve

A nerve of the autonomic nervous system that regulates involuntary and automatic reactions, especially to stress.
Mentioned in: Acrocyanosis
References in periodicals archive ?
Baroreflex modulation of muscle sympathetic nerve activity during cold pressor test in humans.
For their experiments, Lee's research group started with both human embryonic stem cells and iPS cells, then genetically engineered them to glow green if certain master genes were activated, a simple visual sign the cells were becoming sympathetic nerve cells.
Figure 3 presents the direct recording of sympathetic nerve activity (SNA) in baseline state and during isometric handgrip before and after training.
cEnthusiasm for RF ablation of the sympathetic nerves accompanying the renal artery was generated by a series of publications describing the physiologic and therapeutic effects.
In this study, it is possible that PE induces a reduction in sympathetic nerve activity to the heart and blood vessels during the recovery period.
While resting assessments did not differ significantly between the groups by the end of the study, those who received fish oil experienced reductions in heart rate reactivity and total muscle sympathetic nerve activity in response to stress in comparison with the olive oil group.
It resets renal blood pressure regulation and reduces whole body sympathetic nerve activity.
However, no improvement in HS was observed in this patient after the surgery, and it is probably related to irreversible changes of the ocular sympathetic nerve.
Studies using this artificial CO2-water and experimental animals revealed that cardiac sympathetic nerve activity was decreased by bathing with the CO2-water, which has long been assumed by the observation of human.
For example, vasodilation may arise through both suppression of sympathetic nerve activity in addition to the antidromic activation of sensory fibres and the peripheral release of their potent vasodilators.
bring together a group of anesthesiologists and pain specialists from North America and Europe who show anesthesiologists spinal injection and sympathetic nerve block techniques to diagnose, manage, and treat pain.