Oxygen Partial Pressure
Direct measurement of oxygen partial pressure in a flying bumblebee
... sufficient oxygen at rest, the moth uses convective gas transport during ...increased oxygen demand. For some conditions, this increased oxygen supply is more than sufficient to meet the increased ...
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Aerosol-deposited BaFe 07 Ta 03O for nitrogen monoxide and temperature-independent oxygen sensing
... The oxygen sensing properties of BFT30 thick films were investigated by varying gradually the oxygen partial pressure from 10 −2 to 1 bar at a fixed ...The oxygen con- centration was ...
7
Original Article Protective effects of sodium salicylate on paraquat poisoning
... group, oxygen partial pressure in sodium salicy- late intervention group was significantly increased, and carbon dioxide partial pressure was significantly decreased ...
7
Original Article A randomized controlled study: the effect of endobronchial blocker and double-lumen endobronchial tube on one-lung ventilation in thoracic spinal tuberculosis surgery
... internal pressure was less than 25 cmH 2 O, and there was no leakage when Ppeak was up to 30 cmH 2 O; second, after intu- bating 1-3 ml gas into bronchial cuff, its internal pressure was less than 20 cmH 2 ...
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Hypoxia and hyperbaric oxygen therapy: a review
... of oxygen present in the plasma is based on the principles of ...physics. Oxygen diffuses into the plasma, which can be understood by the application of Dalton’s law and Henry’s ...absolute pressure ...
12
Influence of oxygen in the sputter gas on creating a conducting interface in LaAlO3/SrTiO3
... The higher flow with respect to ref. [10] not only increases surface roughness, but also causes an experimental problem. Inputting this much gas and keeping the BFV opened at a constant position puts a severe load on the ...
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Clinicopathologic analysis of Passeriform venous blood reflects transitions in elevation and habitat
... and included: pH (venous), pCO 2 (carbon dioxide partial pressure, venous), pO 2 (oxygen partial pressure, venous), lactate, bicarbonate, total CO 2 , base excess, sO 2 [r] ...
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Hypothermic total liquid ventilation after experimental aspiration-associated acute respiratory distress syndrome
... rial oxygen partial pressure over inhaled oxygen fraction ratios (PaO 2 /FiO 2 ) below 100 mmHg, as well as decreased lung ...arterial pressure and arterial bicarbonates levels were ...
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Activity Coefficient of AgO0 5 in PbO NaO0 5 and PbO CaO Melts at 1273 K
... NaOH was decomposed on melting. At the beginning of the experiment, the crucible was suspended on top of a reaction tube. A continuous flow of Ar gas at 100 ml/min was used to exclude oxygen from the system. After ...
5
Haemoglobin as a buoyancy regulator and oxygen supply in the backswimmer (Notonectidae, Anisops)
... that oxygen partial pressure in the air-stores of CO-treated backswimmers initially declined in the same manner as in control insects, thus demonstrating aerobic ...of oxygen consumption, it ...
10
Metabolic rate controls respiratory pattern in insects
... the partial pressure of oxygen in the atmosphere surrounding the insect, (2) positively correlated with the amount of oxygen stored in the insect at the end of the open phase (presumably the ...
5
In vivo investigations of photoplethysmograms and arterial oxygen saturation from the auditory canal in conditions of compromised peripheral perfusion
... The oxygen-carrying blood pigment - ‘haemoglobin’ (Hb), was first discovered by a Ger- man chemist known as Friedrich Ludwig H¨ unefeld in the early nineteenth ...with oxygen by Hoppe-Seyler and George ...
287
Noninvasive Monitoring of Oxygenation in Infants and Children: Practical Considerations and Areas of Concern
... tcPo2, transcutaneous partial pressure of oxy- gen; Pao2, arterial partial pressure of oxygen; COHb, carboxy- hemoglobin; HbF, fetal hemoglobin; W2, oxygenated hemoglo- bin; MetHb, methe[r] ...
12
Lung-thorax compliance measured during a spontaneous breathing trial is a good index of extubation failure in the surgical intensive care unit: a retrospective cohort study
... Extubation failure was the outcome measure of the study. We defined extubation failure as when patients were rein- tubated or when NPPV was conducted within 24 h after extubation. As potential factors influencing the ...
9
Respiratory Physiology of House Sparrows in Relation to High Altitude Flight
... The maximum value of AV difference must be less than the oxygen content of blood in equilibrium with the partial pressure of oxygen in the effective ventilation PAo2 because the oxygen c[r] ...
12
Imaging Brain Oxygenation with MRI Using Blood Oxygenation Approaches: Methods, Validation, and Clinical Applications
... which oxygen supply is ...of oxygen in tissues (hypoxia) influences the response to therapies, including aggressiveness, local recur- rence, and metastasis, as well as overall ...
11
Antagonistic effect of flumazenil on tiletamine- zolazepam-induced anaesthesia in Beagle dogs
... Experimental animals and study design. Nine healthy Beagle dogs (four males, five females) weighing 9 ± 1.2 kg (mean ± SD) and aged 1.5 ± 0.5 years were used in this study. The dogs were fasted for six hours before ...
6
In vivo comparison of cerebral tissue PO2 and cytochrome aa3 reduction oxidation state in cats during hemorrhagic shock
... generated fluorescence in cerebral cortical cells. Cyt aa3 redox state was measured by the absorption of monochromatic light at 605 nm absorption peak of the enzyme reflected from the same cortical field. The PtO2 ...
8
Increased blood glycohemoglobin A1c levels lead to overestimation of arterial oxygen saturation by pulse oximetry in patients with type 2 diabetes
... higher in type 2 diabetic patients with HbA1c > 7%, which is likely due to an increased hemoglobin-oxygen affinity. Our results are in line with previous findings that higher blood concentrations of HbA1c ...
6
chapt16_lecture.ppt
... Air pressure inside the lungs is decreased by increasing the size of the thoracic cavity; due to surface tension between the two layers of pleura, the lungs follow with the chest wall and ...
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