Physiology of human hemorrhage and compensation

VA Convertino, NJ Koons… - Comprehensive …, 2011 - Wiley Online Library
Hemorrhage is a leading cause of death following traumatic injuries in the United States.
Much of the previous work in assessing the physiology and pathophysiology underlying …

Cardiorespiratory coupling strength in athletes and non-athletes

RM de Abreu, A Porta, P Rehder-Santos… - Respiratory Physiology …, 2022 - Elsevier
Purpose Despite the relevant presence of nonlinear components on heart period (HP) likely
due to cardiorespiratory coupling (CRC), the HP is frequently analyzed in absence of …

Revisiting the physiological effects of exercise training on autonomic regulation and chemoreflex control in heart failure: does ejection fraction matter?

DC Andrade, A Arce-Alvarez… - American Journal …, 2018 - journals.physiology.org
Heart failure (HF) is a global public health problem that, independent of its etiology [reduced
(HFrEF) or preserved ejection fraction (HFpEF)], is characterized by functional impairments …

[HTML][HTML] Simultaneous characterization of sympathetic and cardiac arms of the baroreflex through sequence techniques during incremental head-up tilt

A Marchi, V Bari, B De Maria, M Esler… - Frontiers in …, 2016 - frontiersin.org
We propose a sympathetic baroreflex (sBR) sequence method for characterizing sBR from
spontaneous beat-to-beat fluctuations of muscle sympathetic nerve activity (MSNA) and …

Cardiac and vascular sympathetic baroreflex control during orthostatic pre-syncope

R Furlan, K Heusser, M Minonzio, D Shiffer… - Journal of Clinical …, 2019 - mdpi.com
We hypothesized that sympathetic baroreflex mediated uncoupling between neural
sympathetic discharge pattern and arterial pressure (AP) fluctuations at 0.1 Hz during …

Cardiovascular variability analysis and baroreflex estimation in patients with type 2 diabetes in absence of any manifest neuropathy

SCG de Moura-Tonello, A Porta, A Marchi… - PloS one, 2016 - journals.plos.org
Introduction Indexes derived from spontaneous heart period (HP) and systolic arterial
pressure (SAP) fluctuations can detect autonomic dysfunction in individuals with type 2 …

Baroreflex responses of decerebrate rattlesnakes (Crotalus durissus) are comparable to awake animals

D Tavares, SLB da Silva Matos, LM Duran… - … and Physiology Part A …, 2022 - Elsevier
A decerebrate rattlesnake, Crotalus durissus, has previously been used as a model
Squamate for cardiovascular studies. It enabled instrumentation for concomitant recordings …

[HTML][HTML] Peripheral resistance baroreflex during incremental bicycle ergometer exercise: characterization and correlation with cardiac baroreflex

A Porta, V Bari, BD Maria, B Cairo, E Vaini… - Frontiers in …, 2018 - frontiersin.org
The arm of the baroreflex (BR) controlling peripheral resistances (PR), labeled as BR of PR
(prBR), was characterized through an extension of the cardiac BR (cBR) sequence analysis …

Assessing the strength of cardiac and sympathetic baroreflex controls via transfer entropy during orthostatic challenge

A Porta, A Marchi, V Bari… - … of the Royal …, 2017 - royalsocietypublishing.org
The study assesses the strength of the causal relation along baroreflex (BR) in humans
during an incremental postural challenge soliciting the BR. Both cardiac BR (cBR) and …

Cardiovascular parameters and neural sympathetic discharge variability before orthostatic syncope: role of sympathetic baroreflex control to the vessels

F Barbic, K Heusser, A Marchi… - Physiological …, 2015 - iopscience.iop.org
We tested the hypothesis that altered sympathetic baroreceptor control to the vessels
(svBRS) and disrupted coupling between blood pressure (BP) fluctuations and muscle …