Results 121 to 130 of about 16,861 (284)

[The effect of pentoxifylline on the systemic and cerebral hemodynamics in patients with circulatory encephalopathy and an atherosclerotic lesion of the precerebral arteries].

open access: yesLikars'ka sprava, 1995
Studied was an effect of pentoxyfilline on systemic and cerebral haemodynamics in 33 patients with discirculatory encephalopathy in the presence of atherosclerotic lesion of the precerebral arteries, with the aid of dye-dilution methods using Evans blue (T-1824) and ultrasonic dopplerography.
M M, Ishchenko, A S, Korol'kov
openaire   +1 more source

Myocardial dysfunction after out-of-hospital cardiac arrest: predictors and prognostic implications. [PDF]

open access: yes, 2018
We aim to determine the incidence of early myocardial dysfunction after out-of-hospital cardiac arrest, risk factors associated with its development, and association with outcome.
Gaieski, David Foster   +5 more
core   +1 more source

Impaired Windkessel function and proximal aortic stiffness: Linking vascular ageing to cognitive decline

open access: yesExperimental Physiology, EarlyView.
Abstract Central arterial stiffening, particularly of the proximal aorta, is increasingly recognised as a pivotal contributor to cardiovascular disease, dementia, and mild cognitive impairment. Loss of Windkessel function amplifies pulsatile pressure, reduces diastolic perfusion and accelerates microvascular damage in the brain.
Jun Sugawara, Hirofumi Tanaka
wiley   +1 more source

USSR Space Life Sciences Digest, volume 1, no. 3 [PDF]

open access: yes
An overview of the developments and direction of the USSR Space Life Sciences Program is given. Highlights of launches, program development, and mission planning are given. Results of ground-based research and space flight studies are summarized.
Wallace, P. M.
core   +1 more source

Time‐course analysis of cerebral circulation and cardiorespiratory responses to acute central blood volume reduction in healthy young males

open access: yesExperimental Physiology, EarlyView.
Abstract Central blood volume (CBV) reduction challenges circulatory and respiratory homeostasis, particularly during the initial compensatory phase (0–2 min), when rapid physiological adaptations occur. In this study, we examined dynamic cardiorespiratory responses to CBV reduction using lower‐body negative pressure (LBNP) in 11 healthy young males ...
Marina Feeley   +7 more
wiley   +1 more source

Physiological responses to prolonged bed rest in humans: A compendium of research, 1981-1988 [PDF]

open access: yes
Clinical observations and results form more basic studies that help to elucidate the physiological mechanisms of the adaptation of humans to prolonged bed rest. If the authors' abstract or summary was appropriate, it was included.
Barnes, Paul R.   +3 more
core   +1 more source

Eight weeks of post‐exercise local heating does not improve cognition and plasma brain‐derived neurotrophic factor concentrations

open access: yesExperimental Physiology, EarlyView.
Abstract Exercise and heat stress have been reported to independently provide benefits to brain health. We tested the hypothesis that 8 weeks of post‐exercise local heating, passive local heating only, or exercise training only improves cognitive performance compared to a control group.
Jem L. Cheng   +6 more
wiley   +1 more source

USSR Space Life Sciences Digest, issue 29 [PDF]

open access: yes
This is the twenty-ninth issue of NASA's Space Life Sciences Digest. It is a double issue covering two issues of the Soviet Space Biology and Aerospace Medicine Journal.
Rowe, Joseph   +2 more
core   +1 more source

Cerebral haemodynamic responses to inspiratory muscle work

open access: yesExperimental Physiology, EarlyView.
Abstract Fatiguing inspiratory work has been shown to evoke a sympathetically mediated reflex that has systemic cardiovascular consequences, including increases in heart rate and blood pressure and a decrease in resting limb vascular conductance. Moreover, the response to this reflex appears to be attenuated in females compared with males.
Andrew H. Ramsook   +8 more
wiley   +1 more source

No difference in mean middle cerebral artery blood velocity responses between lower‐ and upper‐body unilateral resistance exercise in untrained individuals

open access: yesExperimental Physiology, EarlyView.
Abstract Dynamic resistance exercise (RE) produces sinusoidal fluctuations in blood pressure that are mirrored by middle cerebral artery blood velocity (MCAv). However, whether lower‐ or upper‐body RE elicits a differential cerebrovascular response has not yet been examined.
Stephanie Korad   +2 more
wiley   +1 more source

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