Results 21 to 30 of about 702,712 (350)

Renin-Angiotensin System and Sympathetic Neurotransmitter Release in the Central Nervous System of Hypertension

open access: yesInternational Journal of Hypertension, 2012
Many Studies suggest that changes in sympathetic nerve activity in the central nervous system might have a crucial role in blood pressure control. The present paper discusses evidence in support of the concept that the brain renin-angiotensin system (RAS)
Kazushi Tsuda
doaj   +1 more source

Semi-automated Model to Accurately Counting Sympathetic Nervous Fibers

open access: yesBio-Protocol, 2019
In recent years, the role of sympathetic nervous fibers in chronic inflammation has become increasingly evident. At the onset of inflammation, sympathetic activity is increased in the affected tissue.
Dennis Bleck   +4 more
doaj   +1 more source

Autonomic Nervous System Activity During a Speech Task

open access: yesFrontiers in Neuroscience, 2019
Previous research has reported that different coping types (active or passive) are required depending on the stress-inducing task. The aim of this study was to examine the autonomic nervous response during speech tasks that require active coping, by ...
Naomi Dodo, Ryusaku Hashimoto
doaj   +1 more source

The Sympathetic Nervous System [PDF]

open access: yesScientific American, 1887
n ...
openaire   +2 more sources

HIF-1α is required for development of the sympathetic nervous system

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2019
Significance The sympathetic nervous system plays a critical role in stimulating heart rate and contractility to increase cardiac output and thereby insure adequate tissue O2 delivery.
R. Bohuslavova   +9 more
semanticscholar   +1 more source

Sympathetic nervous system and cardiovascular risk in mitral valve prolapse

open access: yesActa Medica Martiniana, 2019
Mitral valve prolapse (MVP) represents a frequent cardiovascular condition associated with increased cardiovascular risk, which may have progressive course and become malignant. Dysregulation of autonomic nervous system - especially sympathetic overdrive
Bona Olexova L   +5 more
doaj   +1 more source

Sympathetic Nervous System Mediates Cardiac Remodeling After Myocardial Infarction in a Circadian Disruption Model

open access: yesFrontiers in Cardiovascular Medicine, 2021
Background: Circadian rhythms have a considerable impact on the daily physiology of the heart, and their disruption causes pathology. Several studies have revealed that circadian disruption impaired cardiac remodeling after myocardial infarction (MI ...
Yuhong Wang   +40 more
doaj   +1 more source

“SYMPATHETIC NERVOUS SYSTEM.” [PDF]

open access: yesThe Journal of Nervous and Mental Disease, 1875
n ...
openaire   +2 more sources

The sympathetic nervous system regulates skeletal muscle motor innervation and acetylcholine receptor stability

open access: yesActa Physiologica, 2018
Symptoms of autonomic failure are frequently the presentation of advanced age and neurodegenerative diseases that impair adaptation to common physiologic stressors.
A. Z. Rodrigues   +15 more
semanticscholar   +1 more source

Heart rate variability in atrial fibrillation: The balance between sympathetic and parasympathetic nervous system

open access: yesEuropean Journal of Clinical Investigation, 2019
Atrial fibrillation (AF) is the commonest abnormal heart rhythm with significant related morbidity and mortality. Several pathophysiologic mechanisms have been advocated to explain the onset of AF. There has been increasing evidence that abnormalities of
Ahsan A. Khan, G. Lip, A. Shantsila
semanticscholar   +1 more source

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