Autonomic control of the cardiovascular system during acute hypobaric hypoxia, assessed by time-frequency decomposition of the heart rate
Y Barak, D David, S Akselrod - … in Cardiology 1999. Vol. 26 (Cat …, 1999 - ieeexplore.ieee.org
The time from onset of severe hypoxia to loss of consciousness (TUC) varies among healthy
individuals. We hypothesized that this variance is due to difference in autonomic modulation …
individuals. We hypothesized that this variance is due to difference in autonomic modulation …
Autonomic response to hypobaric hypoxia assessed by time-dependent frequency decomposition of heart rate.
Y Barak, D David, L Keselbrener… - Aviation, space, and …, 2001 - europepmc.org
Background Acute hypoxia tolerance varies substantially among healthy individuals. We
hypothesized that this variability results from a difference in autonomic (ANS) response to …
hypothesized that this variability results from a difference in autonomic (ANS) response to …
Cardiovascular regulation response to hypoxia during stepwise decreases from 21% to 15% inhaled oxygen
K Iwasaki, Y Ogawa, K Aoki, T Saitoh… - Aviation, space, and …, 2006 - ingentaconnect.com
Iwasaki K, Ogawa Y, Aoki K, Saitoh T, Otsubo A, Shibata S. Cardiovascular regulation
response to hypoxia during stepwise decreases from 21% to 15% inhaled oxygen. Aviat …
response to hypoxia during stepwise decreases from 21% to 15% inhaled oxygen. Aviat …
Cardiac baroreflex control in humans during and immediately after brief exposure to simulated high altitude
F Roche, C Reynaud, M Garet, V Pichot… - Clinical physiology …, 2002 - Wiley Online Library
To examine the baroreflex response in humans during and immediately after acute hypoxia
exposure, the cardiac baroreflex sensitivity (BRS) was studied using adaptation of RR …
exposure, the cardiac baroreflex sensitivity (BRS) was studied using adaptation of RR …
Autonomic modulations during 5 hours at 4574 m (15,000 ft) breathing 40% oxygen
P Prabhakaran, KK Tripathi - Aviation, space, and …, 2011 - ingentaconnect.com
Prabhakaran P, Tripathi KK. Autonomic modulations during 5 hours at 4574 m (15,000 ft)
breathing 40% oxygen. Aviat Space Environ Med 2011; 82: 863–70. Introduction: This study …
breathing 40% oxygen. Aviat Space Environ Med 2011; 82: 863–70. Introduction: This study …
Linear and nonlinear assessment of heart rate variability in nonacclimatized middleaged subjects at different hypoxic levels.
T Princi, P Zupet, Z Finderle… - Biomedical Sciences …, 2008 - europepmc.org
Studies of autonomic cardiac nervous system activity during acute exposure to hypobaric
hypoxia have suggested a depression of autonomic functions and a shift in the sympatho …
hypoxia have suggested a depression of autonomic functions and a shift in the sympatho …
Heart rate variability and arterial oxygen saturation response during extreme normobaric hypoxia
The primary purpose of this study was to assess the response of autonomic cardiac activity
and changes in the arterial oxygen saturation (SpO 2) during normobaric hypoxia and …
and changes in the arterial oxygen saturation (SpO 2) during normobaric hypoxia and …
Heart rate and respiratory rhythm dynamics on ascent to high altitude.
LA Lipsitz, F Hashimoto, LP Lubowsky, J Mietus… - Heart, 1995 - heart.bmj.com
OBJECTIVE--To investigate the alterations in autonomic control of heart rate at high altitude
and to test the hypothesis that hypoxaemic stress during exposure to high altitude induces …
and to test the hypothesis that hypoxaemic stress during exposure to high altitude induces …
Heart rate and cardiovascular variability at high altitude
L Bernardi - 2007 29th Annual International Conference of the …, 2007 - ieeexplore.ieee.org
Primary effect of hypobaric hypoxia on the circulation is a direct vasodilatory effect on the
peripheral circulation, which is normally prevented by a sympathetic-induced …
peripheral circulation, which is normally prevented by a sympathetic-induced …
Peak heart rate decreases with increasing severity of acute hypoxia
C Lundby, M Araoz, G van Hall - High altitude medicine & biology, 2001 - liebertpub.com
The purpose of the present study was to investigate the degree to which peak heart rate is
reduced during exhaustive exercise in acute hypoxia. Five sea-level lowlanders performed …
reduced during exhaustive exercise in acute hypoxia. Five sea-level lowlanders performed …