Results 21 to 30 of about 15,556 (297)

Different patterns of respiration in rat lines selectively bred for high or low anxiety. [PDF]

open access: yesPLoS ONE, 2013
In humans, there is unequivocal evidence of an association between anxiety states and altered respiratory function. Despite this, the link between anxiety and respiration has been poorly evaluated in experimental animals.
Luca Carnevali   +5 more
doaj   +1 more source

Wireless, Portable Fiber Bragg Grating Interrogation System Employing Optical Edge Filter

open access: yesSensors, 2019
A small-size, high-precision fiber Bragg grating interrogator was developed for continuous plethysmograph monitoring. The interrogator employs optical edge filters, which were integrated with a broad-band light source and photodetector to demodulate the ...
Ken Ogawa   +5 more
doaj   +1 more source

Phantom with Pulsatile Arteries to Investigate the Influence of Blood Vessel Depth on Pulse Oximeter Signal Strength

open access: yesSensors, 2012
This paper describes a three-layer head phantom with artificial pulsating arteries at five different depths (1.2 mm, 3.7 mm, 6.8 mm, 9.6 mm and 11.8 mm).
Hunor Santha   +2 more
doaj   +1 more source

Volatile anesthetics maintain tidal volume and minute ventilation to a greater degree than propofol under spontaneous respiration

open access: yesBMC Anesthesiology, 2021
Background Although general anesthetics depress spontaneous respiration, the comprehensive effect of general anesthetics on respiratory function remains unclear. We aimed to investigate the effects of general anesthetics on spontaneous respiration in non-
Xuechao Hao   +3 more
doaj   +1 more source

Analgesic and anti-inflammatory effects of aqueous extract of leaves of Pentatropis capensis Linn. f. (Bullock)

open access: yesAncient Science of Life, 2014
Background: Herbal analgesic and anti-inflammatory remedies are preferred much because of lesser side effects and also a lower tendency for habit formation.
Saikat Chowdhury   +2 more
doaj   +1 more source

Effects of Obesity and Sex on Supine Functional Residual Capacity and Expiratory Flow Limitation in Children. [PDF]

open access: yesPediatr Pulmonol
ABSTRACT Introduction Childhood obesity is associated with a higher risk of sleep‐disordered breathing, but our understanding of the underlying physiologic mechanisms is limited. This study investigated the effects of obesity on lung volumes, expiratory flow limitation (EFL), and respiratory symptoms in the supine position. Methods Ninety‐four children
Bhammar DM   +6 more
europepmc   +2 more sources

Stroke volume estimation by thoracocardiography is better when glottis is closed [PDF]

open access: yesConference proceedings : Annual International Conference of the IEEE Engineering in Medicine and Biology Society. 2007 (2007) 1074-7, 2008
Thoracocardiography approach pretends to non-invasively monitor stroke volume by inductive plethysmographic recording of ventricular volume curves by a transducer placed on the chest. The purpose of this study was to investigate the potential of thoracocardiography to estimate stroke volumes while apnea with open glottis.
arxiv   +1 more source

Ventilatory Phenotypes among Four Strains of Adult Rats. [PDF]

open access: yes, 2002
Our purpose in this study was to identify different ventilatory phenotypes among four different strains of rats. We examined 114 rats from three in-house, inbred strains and one outbred strain: Brown Norway (BN;n = 26), Dahl salt-sensitive (n = 24), Fawn-
Dwinell, Melinda R.   +4 more
core   +2 more sources

Prediction of Health Problems Using Deep Learning Images and Bio-Signals

open access: yesApplied Sciences, 2022
We propose a study to predict health abnormalities by analyzing body temperature and the heart rate variability parameters of pulse waves. The research method firstly selects fever by applying a deep learning model to thermal images, and secondly ...
Min-Hye Lee   +2 more
doaj   +1 more source

Relationship between Estimated Glomerular Filtration Rate (eGFR) and Metabolic Syndrome in Japanese [PDF]

open access: yes, 2010
We investigated the link between renal function as evaluated by estimated glomerular filtration rate (eGFR) and metabolic syndrome in Japanese.
Makino, Hirofumi   +3 more
core   +1 more source

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