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breathing frequency

Spectral fusion-based breathing frequency estimation; experiment on activities of daily living

Spectral fusion-based breathing frequency estimation; experiment on activities of daily living

... Background: We study the estimation of breathing frequency (BF) derived from wear- able single-channel ECG signal in the context of mobile daily life activities. Although respiration effects on heart rate ...

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Effect of altering breathing frequency on maximum voluntary ventilation in healthy adults

Effect of altering breathing frequency on maximum voluntary ventilation in healthy adults

... when breathing at a self-selected rate, individuals are more likely to utilize an optimal combination of slower deep breaths and faster shallower breaths to maximize ...one’s breathing to a metronome or ...

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Ventilatory and Circulatory Responses to Hyperthermia in the Mute Swan (CYGNUS OLOR)

Ventilatory and Circulatory Responses to Hyperthermia in the Mute Swan (CYGNUS OLOR)

... During steady-state panting, breathing frequency, tidal volume and total ventilation showed changes typical of birds during heat stress, with a marked increase in breathing rate, a reduc[r] ...

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Control of lung ventilation following overwintering conditions in bullfrogs, Lithobates catesbeianus

Control of lung ventilation following overwintering conditions in bullfrogs, Lithobates catesbeianus

... in breathing observed in the post-hypercarbic period (1 – 2 min after hypercarbia) because breathing frequency in the ‘ post-hypoxic ’ period does not increase (Santin and Hartzler, 2016) ...

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Terrestrial locomotion does not constrain venous return in the American
alligator, Alligator mississippiensis

Terrestrial locomotion does not constrain venous return in the American alligator, Alligator mississippiensis

... volume, breathing frequency, rate of oxygen consumption, rate of carbon dioxide production) systems and on intra-abdominal pressure were measured in the American alligator, Alligator mississippiensis, at ...

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Metabolic and cardiovascular adjustments of juvenile green turtles to seasonal changes in temperature and photoperiod

Metabolic and cardiovascular adjustments of juvenile green turtles to seasonal changes in temperature and photoperiod

... Citrate metabolic enzyme activity, breathing frequency, heart rate synthase, pyruvate kinase and lactate dehydrogenase had and blood chemistry variables of juvenile green turtles relativ[r] ...

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Effect of oral beta blocker on short and long term mortality in patients with acute respiratory failure: results from the BASEL II ICU study

Effect of oral beta blocker on short and long term mortality in patients with acute respiratory failure: results from the BASEL II ICU study

... rate, breathing frequency, Glas- gow coma scale, body temperature, body mass index (BMI), history of malignancy, history of congestive heart failure (CHF), history of coronary artery disease (CAD), left ...

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THE effects of tonic lung inflation on ventilation in the American bullfrog Rana catesbeiana Shaw

THE effects of tonic lung inflation on ventilation in the American bullfrog Rana catesbeiana Shaw

... episodic breathing, lung inflation promoted not only small, continuous lung ventilations at higher levels of respiratory drive, but also periods of apnea at low levels of respiratory ...the frequency of ...

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Effect of spinal manipulative treatment on cardiovascular autonomic control in patients with acute low back pain

Effect of spinal manipulative treatment on cardiovascular autonomic control in patients with acute low back pain

... main frequency components: a low frequency (LF) ranging from ...high frequency (HF) centered at the breathing frequency ...of breathing on SBP [9, ...

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The Transition to Air Breathing in Fishes:: I  Environmental Effects on the Facultative Air Breathing of Ancistrus Chagresi and Hypostomus Plecostomus Loricariidae

The Transition to Air Breathing in Fishes:: I Environmental Effects on the Facultative Air Breathing of Ancistrus Chagresi and Hypostomus Plecostomus Loricariidae

... Hypoxia, hypercapnia and the control of aerial respiration Although hypoxia acclimation enabled Ancistrus and, to a lesser extent Hypostomus to reduce air-breathing frequency in hypoxia [r] ...

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Seasonal changes in the cardiovascular, respiratory and metabolic responses to temperature and hypoxia in the bullfrog rana catesbeiana

Seasonal changes in the cardiovascular, respiratory and metabolic responses to temperature and hypoxia in the bullfrog rana catesbeiana

... pressure, breathing frequency, metabolic rate, blood gas levels, acid–base status and plasma glucose ...in breathing frequency were proportional to body temperature and were more pronounced ...

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Crack Localization Using Transmissibility of Operational Deflection Shape and  Its Application in Cantilever Beam

Crack Localization Using Transmissibility of Operational Deflection Shape and Its Application in Cantilever Beam

... of frequency versus ...natural frequency is needed and pre-filtering process is applied on the ODS to reduce the numerical ...each frequency using the ...

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Reduction in Obstructive Breathing Events During Body Rocking: A Controlled Polygraphic Study in Preterm and Full-Term Infants

Reduction in Obstructive Breathing Events During Body Rocking: A Controlled Polygraphic Study in Preterm and Full-Term Infants

... In conclusion, in infants prone to apneas, side-to- side body rocking is associated with a significant decrease in the frequency of obstructive breathing events during sleep.. Until more[r] ...

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Dysfunctional breathing: a review of the literature and proposal for classification

Dysfunctional breathing: a review of the literature and proposal for classification

... Dysfunctional breathing is a term describing breathing disorders where chronic changes in breathing pattern result in dyspnoea and other symptoms in the absence or in excess of the magnitude of ...

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Daily and seasonal rhythms in the respiratory sensitivity of red eared
sliders (Trachemys scripta elegans)

Daily and seasonal rhythms in the respiratory sensitivity of red eared sliders (Trachemys scripta elegans)

... Free-running rhythms (constant temperature and D–D or L–L photocycles) in metabolism and ventilation have been shown in the box turtle, garter snake, European green lizard and red-eared slider (Glass et al., 1979; Hicks ...

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Sequential 22-Hour Profiles of Breathing Patterns and Heart Rate in 110 Full-Term Infants During Their First 6 Months of Life

Sequential 22-Hour Profiles of Breathing Patterns and Heart Rate in 110 Full-Term Infants During Their First 6 Months of Life

... variables: pauses 3.6 seconds excluding periodic breathing, longest pause, total duration of periodicP. breathing, total duration of regular breathing, mean.[r] ...

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Mechanics of lung ventilation in a post metamorphic salamander, Ambystoma Tigrinum

Mechanics of lung ventilation in a post metamorphic salamander, Ambystoma Tigrinum

... lateral hypaxial musculature and synchronously recorded pressure traces from the buccal and pleuroperitoneal cavities during several buccal oscillations and a single lung ventilation cycle. Breathing at rest (Fig. ...

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A Theoretical Study of Raman Spectroscopy of Carbon Nanotubes and Evaluation of Energy Separation as a Function of Nanotube Diameter

A Theoretical Study of Raman Spectroscopy of Carbon Nanotubes and Evaluation of Energy Separation as a Function of Nanotube Diameter

... Confocal optical microscopy was employed to study the effect of surface-enhanced Raman scattering on individual single-walled carbon nanotubes (SWNTs) covered with isolated gold particles. The gold particles with ...

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Nonlinear Dynamic Characteristics of a Simple Blade with Breathing Crack Using Ansys Software

Nonlinear Dynamic Characteristics of a Simple Blade with Breathing Crack Using Ansys Software

... with breathing phenomenon together were also ...The breathing effect of the crack, the effects of rotation, and crack ratio are considered in this ...

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A water filled body plethysmograph for the measurement of pulmonary capillary blood flow during changes of intrathoracic pressure

A water filled body plethysmograph for the measurement of pulmonary capillary blood flow during changes of intrathoracic pressure

... A water-filled body plethysmograph was constructed to measure gas exchange in man. As compared to an air-filled plethysmograph, its advantages were greater sensitivity, less thermal drift, and no change from adiabatic to ...

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