Results 121 to 130 of about 4,211,022 (275)

Sex differences in loop gain measured via superimposed end‐expiratory breath holds and inspired steady‐state hypoxia

open access: yesExperimental Physiology, EarlyView.
Abstract Acute low oxygen exposure (hypoxia) elicits a hypoxic ventilatory response (HVR), which increases ventilation and mitigates hypoxaemia. During sustained exposure to hypoxia, ventilatory acclimatization increases peripheral chemoreflex (HVR) sensitivity or chemoreflex loop gain (LG).
Benjamin W. L. MacKenzie   +3 more
wiley   +1 more source

NASA Space Human Factors Program [PDF]

open access: yes
This booklet briefly and succinctly treats 23 topics of particular interest to the NASA Space Human Factors Program. Most articles are by different authors who are mainly NASA Johnson or NASA Ames personnel.

core   +1 more source

Class Notes [PDF]

open access: yes, 2015
News about Linfield ...
Linfield Magazine Staff
core   +1 more source

Modulation of cerebral blood flow and cognition by hyperthermia and hypoxia: An electroencephalographic event‐related potentials perspective

open access: yesExperimental Physiology, EarlyView.
Abstract Cerebral blood flow (CBF) is essential for sustaining neuronal metabolism and cognitive performance; however, the precise relationship between perfusion and cognition remains unclear. Although ageing and disease are associated with progressive declines in CBF and cognitive impairment, the acute effects of altered CBF under environmental ...
Hiroki Nakata   +2 more
wiley   +1 more source

Spartan Daily, April 21, 1980 [PDF]

open access: yes, 1980
Volume 74, Issue 51https://scholarworks.sjsu.edu/spartandaily/6618/thumbnail ...
San Jose State University, School of Journalism and Mass Communications
core   +2 more sources

Modelling the effect of varying metabolic rate and cardiac output on estimated tissue and blood O2 and CO2 levels in an extreme deep‐diver, the goose‐beaked whale (Ziphius cavirostris)

open access: yesExperimental Physiology, EarlyView.
Abstract High‐resolution movement data from Cuvier's beaked, or goose‐beaked whale (Ziphius cavirostris, hereafter Ziphius, n = 8) tag deployments (4.1–19.2 days) were used to estimate blood and tissue O2 and CO2 levels. Acceleration and magnetometry data were used to estimate the locomotion cost (LC) from the relationship between activity and the O2 ...
Andreas Fahlman   +8 more
wiley   +1 more source

How do physiological networks respond to normobaric hypoxia and isometric exercise?

open access: yesExperimental Physiology, EarlyView.
Abstract The dynamics of physiological systems are impacted by both exercise and hypoxia. Network models can be used to map the interactions between various physiological components in environmental physiology and exercise using the concepts of information theory.
Danilo Bondi   +6 more
wiley   +1 more source

Organization and Management of the International Space Station (ISS) Multilateral Medical Operations [PDF]

open access: yes, 2007
The goal of this work is to review the principles, design, and function of the ISS multilateral medical authority and the medical support system of the ISS Program.
Bogomolov, V. V.   +5 more
core   +1 more source

Lipid profiles and nutritional dynamics of long‐distance hiking: A longitudinal study on the Colorado Trail

open access: yesExperimental Physiology, EarlyView.
Abstract Current literature on the metabolic effects of long‐distance hiking is limited to case studies with discrepant findings, and no prior studies have examined the role of diet in shaping these outcomes. In this study, we investigated changes in lipid profiles and dietary factors among 12 participants who completed the Colorado Trail.
Kiaya Johnston   +3 more
wiley   +1 more source

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