Influence of Brainstem’s Area A5 on Sympathetic Outflow and Cardiorespiratory Dynamics

Area A5 is a noradrenergic cell group in the brain stem characterised by its important role in triggering sympathetic activity, exerting a profound influence on the sympathetic outflow, which is instrumental in the modulation of cardiovascular functions, stress responses and various other physiologi...

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Main Authors: Isabel Rocha, Marta González-García, Laura Carrillo-Franco, Marc Stefan Dawid-Milner, Manuel Victor López-González
Format: Article
Language:English
Published: MDPI AG 2024-03-01
Series:Biology
Subjects:
Online Access:https://www.mdpi.com/2079-7737/13/3/161
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author Isabel Rocha
Marta González-García
Laura Carrillo-Franco
Marc Stefan Dawid-Milner
Manuel Victor López-González
author_facet Isabel Rocha
Marta González-García
Laura Carrillo-Franco
Marc Stefan Dawid-Milner
Manuel Victor López-González
author_sort Isabel Rocha
collection DOAJ
description Area A5 is a noradrenergic cell group in the brain stem characterised by its important role in triggering sympathetic activity, exerting a profound influence on the sympathetic outflow, which is instrumental in the modulation of cardiovascular functions, stress responses and various other physiological processes that are crucial for adaptation and survival mechanisms. Understanding the role of area A5, therefore, not only provides insights into the basic functioning of the sympathetic nervous system but also sheds light on the neuronal basis of a number of autonomic responses. In this review, we look deeper into the specifics of area A5, exploring its anatomical connections, its neurochemical properties and the mechanisms by which it influences sympathetic nervous system activity and cardiorespiratory regulation and, thus, contributes to the overall dynamics of the autonomic function in regulating body homeostasis.
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spelling doaj.art-8da5e6186d5044a8a6c13a8543d4bda52024-03-27T13:22:08ZengMDPI AGBiology2079-77372024-03-0113316110.3390/biology13030161Influence of Brainstem’s Area A5 on Sympathetic Outflow and Cardiorespiratory DynamicsIsabel Rocha0Marta González-García1Laura Carrillo-Franco2Marc Stefan Dawid-Milner3Manuel Victor López-González4Lisbon School of Medicine and CCUL@Rise, Universidade de Lisboa, 1649-028 Lisbon, PortugalDepartment of Human Physiology, Faculty of Medicine, University of Malaga, 29590 Malaga, SpainDepartment of Human Physiology, Faculty of Medicine, University of Malaga, 29590 Malaga, SpainDepartment of Human Physiology, Faculty of Medicine, University of Malaga, 29590 Malaga, SpainDepartment of Human Physiology, Faculty of Medicine, University of Malaga, 29590 Malaga, SpainArea A5 is a noradrenergic cell group in the brain stem characterised by its important role in triggering sympathetic activity, exerting a profound influence on the sympathetic outflow, which is instrumental in the modulation of cardiovascular functions, stress responses and various other physiological processes that are crucial for adaptation and survival mechanisms. Understanding the role of area A5, therefore, not only provides insights into the basic functioning of the sympathetic nervous system but also sheds light on the neuronal basis of a number of autonomic responses. In this review, we look deeper into the specifics of area A5, exploring its anatomical connections, its neurochemical properties and the mechanisms by which it influences sympathetic nervous system activity and cardiorespiratory regulation and, thus, contributes to the overall dynamics of the autonomic function in regulating body homeostasis.https://www.mdpi.com/2079-7737/13/3/161area A5sympathetic nervous systemcardiovascular regulationbrainstem neurochemistryautonomic response
spellingShingle Isabel Rocha
Marta González-García
Laura Carrillo-Franco
Marc Stefan Dawid-Milner
Manuel Victor López-González
Influence of Brainstem’s Area A5 on Sympathetic Outflow and Cardiorespiratory Dynamics
Biology
area A5
sympathetic nervous system
cardiovascular regulation
brainstem neurochemistry
autonomic response
title Influence of Brainstem’s Area A5 on Sympathetic Outflow and Cardiorespiratory Dynamics
title_full Influence of Brainstem’s Area A5 on Sympathetic Outflow and Cardiorespiratory Dynamics
title_fullStr Influence of Brainstem’s Area A5 on Sympathetic Outflow and Cardiorespiratory Dynamics
title_full_unstemmed Influence of Brainstem’s Area A5 on Sympathetic Outflow and Cardiorespiratory Dynamics
title_short Influence of Brainstem’s Area A5 on Sympathetic Outflow and Cardiorespiratory Dynamics
title_sort influence of brainstem s area a5 on sympathetic outflow and cardiorespiratory dynamics
topic area A5
sympathetic nervous system
cardiovascular regulation
brainstem neurochemistry
autonomic response
url https://www.mdpi.com/2079-7737/13/3/161
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