Integration of cerebrovascular CO2 reactivity and chemoreflex control of breathing: mechanisms of regulation, measurement, and interpretation
PN Ainslie, J Duffin - American Journal of Physiology …, 2009 - journals.physiology.org
Cerebral blood flow (CBF) and its distribution are highly sensitive to changes in the partial
pressure of arterial CO2 (PaCO2). This physiological response, termed cerebrovascular …
pressure of arterial CO2 (PaCO2). This physiological response, termed cerebrovascular …
Interaction between the ventilatory and cerebrovascular responses to hypo‐and hypercapnia at rest and during exercise
S Ogoh, N Hayashi, M Inagaki… - The Journal of …, 2008 - Wiley Online Library
Cerebrovascular reactivity to changes in the partial pressure of arterial carbon dioxide (P)
via limiting changes in brain [H+] modulates ventilatory control. It remains unclear, however …
via limiting changes in brain [H+] modulates ventilatory control. It remains unclear, however …
Neural control of breathing and CO2 homeostasis
PG Guyenet, DA Bayliss - Neuron, 2015 - cell.com
Recent advances have clarified how the brain detects CO 2 to regulate breathing (central
respiratory chemoreception). These mechanisms are reviewed and their significance is …
respiratory chemoreception). These mechanisms are reviewed and their significance is …
Human cerebrovascular and ventilatory CO2 reactivity to end‐tidal, arterial and internal jugular vein PCO2
This study examined cerebrovascular reactivity and ventilation during step changes in CO2
in humans. We hypothesized that:(1) end‐tidal P (P) would overestimate arterial P (P) during …
in humans. We hypothesized that:(1) end‐tidal P (P) would overestimate arterial P (P) during …
Influence of cerebrovascular function on the hypercapnic ventilatory response in healthy humans
A Xie, JB Skatrud, B Morgan, B Chenuel… - The Journal of …, 2006 - Wiley Online Library
An important determinant of [H+] in the environment of the central chemoreceptors is
cerebral blood flow. Accordingly we hypothesized that a reduction of brain perfusion or a …
cerebral blood flow. Accordingly we hypothesized that a reduction of brain perfusion or a …
Central CO2 chemoreception and integrated neural mechanisms of cardiovascular and respiratory control
PG Guyenet, RL Stornetta… - Journal of applied …, 2010 - journals.physiology.org
In this review, we examine why blood pressure (BP) and sympathetic nerve activity (SNA)
increase during a rise in central nervous system (CNS) Pco2 (central chemoreceptor …
increase during a rise in central nervous system (CNS) Pco2 (central chemoreceptor …
Plasticity of Central Chemoreceptors: Effect of Bilateral Carotid Body Resection on Central CO2 Sensitivity
A Dahan, D Nieuwenhuijs, L Teppema - PLoS medicine, 2007 - journals.plos.org
Background Human breathing is regulated by feedback and feed-forward control
mechanisms, allowing a strict matching between metabolic needs and the uptake of oxygen …
mechanisms, allowing a strict matching between metabolic needs and the uptake of oxygen …
Differential cerebrovascular CO2 reactivity in anterior and posterior cerebral circulations
The potential differences in cerebrovascular responses between the anterior and posterior
circulations to changes in CO 2 are unclear in humans. Using transcranial Doppler …
circulations to changes in CO 2 are unclear in humans. Using transcranial Doppler …
The ventilatory responsiveness to CO2 below eupnoea as a determinant of ventilatory stability in sleep
JA Dempsey, CA Smith, T Przybylowski… - The Journal of …, 2004 - Wiley Online Library
Sleep unmasks a highly sensitive hypocapnia‐induced apnoeic threshold, whereby apnoea
is initiated by small transient reductions in arterial CO2 pressure (PaCO2) below eupnoea …
is initiated by small transient reductions in arterial CO2 pressure (PaCO2) below eupnoea …
A model of the chemoreflex control of breathing in humans: model parameters measurement
J Duffin, RM Mohan, P Vasiliou, R Stephenson… - Respiration …, 2000 - Elsevier
We reviewed the ventilatory responses obtained from rebreathing experiments on a
population of 22 subjects. Our aim was to derive parameter estimates for an 'average …
population of 22 subjects. Our aim was to derive parameter estimates for an 'average …