arterial oxygenation and carbon dioxide elimination
Báo cáo vật lý: "Textural Characteristics of Activated Carbons Prepared from Oil Palm Shells Activated with ZnCl2 and Pyrolysis Under Nitrogen and Carbon Dioxide" doc
Ngày tải lên :
07/08/2014, 14:20
... (SEM) and Energy Dispersive X-ray analysis (EDX) were used to observe the structural morphology and composition of activated carbon RESULTS AND DISCUSSION 3.1 BET Surface Area of Activated Carbon ... pyrolyzed at different activation temperatures under nitrogen and carbon dioxide are reported in Table The textural characteristics of activated carbon involving BET surface area, micropore surface area, ... prepare and study the effect of different pyrolysis temperatures on the development of the porosity of activated carbon derived from oil palm shells activated with ZnCl2 The activated carbon was...
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Báo cáo khoa học: "Recently published papers: all the usual suspects and carbon dioxide" pps
Ngày tải lên :
12/08/2014, 20:20
... JF, Kavanagh BP: Carbon dioxide attenuates pulmonary impairment resulting from hyperventilation Crit Care Med 2003, 31: 2634-2640 Carbon dioxide: the new therapy for ARDS? Laffey and colleagues ... debate about permissive hypercapnia, and in particular the timing and efficacy of bicarbonate therapy/haemofiltration to treat the resulting acidosis, this simple and free approach certainly warrants ... Study Group: Early use of the pulmonary artery catheter and outcomes in patients with shock and acute respiratory distress syndrome: a randomized controlled trial JAMA 2003, 290:2713-2720 Brower...
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Báo cáo y học: "Cerebral haemodynamics and carbon dioxide reactivity during sepsis syndrome" pdf
Ngày tải lên :
13/08/2014, 10:20
... cerebral carbon dioxide reactivity Conversely, in clinical trials using transcranial Doppler, Terborg and colleagues [5] and Bowie and colleagues [6] observed significantly impaired cerebral carbon dioxide ... Conclusion In contrast to the experimental and clinical data of Rudinsky and colleagues [7], of Terborg and colleagues [5] and of Bowie and colleagues [6], carbon dioxide reactivity seemed not to be ... Vol 11 No Thees et al Table Variables of cerebral circulation and oxygenation before and after reduction of the arterial carbon dioxide partial pressure (PaCO2) by 0.93 kPa Baseline Decreased...
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Báo cáo y học: "The influence of venous admixture on alveolar dead space and carbon dioxide exchange in acute respiratory distress syndrome: computer modelling" pot
Ngày tải lên :
13/08/2014, 10:20
... separated from the carbon dioxide elimination that depended on reduction in carbon dioxide tension One purpose of ventilation is to effect carbon dioxide exchange and achieve and maintain the target ... venous pH; PvCO2, venous carbon dioxide tension; PaCO2, arterial carbon dioxide tension be estimated by using the shunt equation [8] The effect of shunt on dead space and carbon dioxide exchange reflects ... I and II refer to arterial carbon dioxide tension (PaCO2) values of 9.1 kPa and 15.8 kPa, respectively, yielding arterial pH (pHa) values of 7.25 and 7.09, respectively Metabolic acidosis I and...
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Báo cáo khoa học: " Effects of epinephrine and vasopressin on end-tidal carbon dioxide tension and mean arterial blood pressure in out-of-hospital cardiopulmonary resuscitation: an observational study" pptx
Ngày tải lên :
13/08/2014, 03:20
... pressure (dilution of carbon dioxide from perfused alveolar spaces) Gazmuri and colleagues [17,18] confirmed that both petCO2 and PaCO2 (arterial partial pressure of carbon dioxide) correspond ... changes in petCO2 and cardiac output The authors claim that, during a decreased cardiac output, reduced carbon dioxide delivery to the lung decreases alveolar carbon dioxide pressure and thus causes ... between end-tidal carbon dioxide tension (petCO2) and cardiac output, coronary perfusion pressure (CPP) and cerebral perfusion pressure, restoration of spontaneous circulation (ROSC), and hospital...
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Cardiac and Hemodynamic Changes during Carbon Dioxide Pneumoperitoneum for Laparoscopic Gynecologic Surgery in Rajavithi Hospital ppt
Ngày tải lên :
05/03/2014, 15:20
... the factors for patient’s recruitment Carbon dioxide pneumoperitoneum has been shown to produce respiratory and hemodynamic changes due to both CO2 absorption and the effects of increased intraperitoneal ... Impact of carbon dioxide and helium insufflation on cardiorespiratory function during prolonged pneumoperitoneum in an experimental rat model Surg Endosc 2002; 16: 1073-8 Nguyen NT, Anderson JT, ... remaining laparoscopic part of the procedure (measurements obtained every minutes), and after evacuation of the carbon dioxide A p-value of less than 0.05 was accepted for statistically significant...
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A Comparative Analysis of Carbon Dioxide Emissions in Coated Paper Production Key Differences between China and the U.S. pot
Ngày tải lên :
24/03/2014, 05:20
... 31 Major sources of carbon dioxide emissions from BHKP production 31 Major sources of carbon dioxide emissions from BSKP production 31 Summing up: Carbon Dioxide Emissions in ... study focuses on carbon dioxide emitted from the fossil fuels and grid electricity consumed in the manufacturing process For purposes of assessing energy use and related carbon dioxide emissions, ... count carbon dioxide emissions from combustion of the biomass itself Method This analysis compares the differences in energy use and related carbon dioxide emissions between the Chinese and U.S...
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carbon dioxide and environmental stress
Ngày tải lên :
01/04/2014, 11:43
... 187 172 Role of Carbon Dioxide in Modifying the Plant Response to Ozone Andrea Polle and Eva J Pell I II III IV Introduction 193 Evidence of Interactions between Ozone and Carbon Dioxide Mechanisms ... Nitrogen Mineralization and Immobilization and Increased Carbon Input to Soil 268 V Increased Carbon Flux to Soil and Nitrogen Inputs and Losses 274 VI Altered Nitrogen Cycling and Soil Water Content ... area and display and in plant spacing affect the energy supply for the two processes in a nearly identical manner Thus, "A and T on a per unit land area basis are closely linked and go hand in hand,...
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extraction of liquid crystals from flat panel display devices using both liquid and supercritical carbon dioxide
Ngày tải lên :
28/04/2014, 10:50
... of the disassembly of a defunct LCD Carbon dioxide extraction was carried out using a Thar Technologies SFE-500F-2-FMC System and liquid withdrawal carbon dioxide (99.9 %) The extraction vessel ... landfill The WEEE Directive 2002/96/EC of the European Parliament and of the Council on Waste Electrical and Electronic Equipment came into operation on the 2nd January 2007 (within the UK) and ... solution, these highly toxic and potentially carcinogenic solvents are not viewed as a “sustainable” long term solution to the problem In recent years supercritical carbon dioxide (ScCO ) has proven...
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capture and utilization of carbon dioxide with polyethylene glycol
Ngày tải lên :
29/05/2014, 23:43
... recycling using ionic liquid and supercritical carbon dioxide J Am Chem Soc 123(6):1254–1255 25 Jutz F, Andanson J-M, Baiker A (2011) Ionic liquids and dense carbon dioxide: a beneficial biphasic ... adsorbents and their applications: current status and new trends Energy Environ Sci 4(1):42–55 10 Yang Z-Z, He L-N, Gao J et al (2012) Carbon dioxide utilization with C–N bond formation: carbon dioxide ... Introduction to Carbon Dioxide The ever-increasing consumption of fossil fuels (oil, coal, petroleum, and natural gas), deforestation, and hydrogen production from hydrocarbons (steam conversion and partial...
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Optimization of microwave, ultra sonic and supercritical carbon dioxide assisted extraction techniques for curcumin from curcuma longa
Ngày tải lên :
01/07/2014, 13:23
... Separation and Purification Technology 79 (2011) 50–55 51 racy was established from quality control standards by evaluating nominal and mean measured concentrations of quality control standards which ... ultra-sonication and diluting with mobile phase Stock I was diluted serially with the mobile phase to obtain calibration standards (10, 20, 40, 80, 160, 320 and 500 ng/ml), quality control standards (15, ... standards (15, 200 and 450 ng/ml) and system suitability standard (300 ng/ml) The system suitability test was performed using replicate injections of system suitability standard before analysis...
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Báo cáo lâm nghiệp: "Soil carbon dioxide efflux in pure and mixed stands of oak and beech" potx
Ngày tải lên :
07/08/2014, 16:20
... water content (m3 m3 ), and are respectively the random eects date and location and is the residual term The dierences between moisture modalities in the oak and beech stands were tested, using ... model containing the following variables: stand, moisture treatment, the interaction between stand and moisture treatment, and the two random eects date and location The models were all tted with ... of 70, 74 and 84% of the annual carbon input by litterfall were released annually by heterotrophic respiration and that 8, and 8% were leached as DOC in the oak, mixed and beech stands, respectively...
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Báo cáo lâm nghiệp: "Effects of elevated carbon dioxide on leaf gas exchange and growth of cork-oak (Quercus suber L) seedlings " pps
Ngày tải lên :
08/08/2014, 18:21
... ural and commercial temperate trees and forests Adv Ecol Res 19, 1-55 El Kohen A, Venet L, Mousseau M (1993) Growth and photosynthesis of two deciduous forest species at elevated carbon dioxide ... 3-month-old, and 15 4-month-old seedlings, maintained in well-watered conditions, were used for morphological analyses Each seedling was harvested and divided into roots, stems and leaves Expanding ... m s and 440 mmol m s In response to water stress, photosynthesis and stomatal conductance decreased at -1 both 350 and 700 μmol mol The relationships between predawn water potential and the...
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Báo cáo khoa học: "Growth, carbon dioxide assimilation capacity and water-use efficiency of Pinus pinea L" docx
Ngày tải lên :
09/08/2014, 03:24
... exchange and growth measurements Carbon dioxide and H gas exchange were O measured with an open gas exchange system consisting of assimilation chambers (28 x 15 x 33 cm connected in parallel ) and ... Photosynthetic carbon dioxide exchange of bean plants grown at elevated carbon dioxide concentrations Can J Bot 63, 2026-2030 Ekwebelam SA, Reid CPP (1983) Effect of light, nitrogen fertilization, and mycorrhizal ... colonized by the inoculated fungi was 91, 78 and 9% in S collinitus and and R roseolus, respectively The mycorrhizal index (index ranging from to and representing the frequency of mycorrhizal...
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Báo cáo khoa học: " The effects of ectomycorrhizal status on carbon dioxide assimilation capacity, water-use efficiency and response to transplanting in seedlings of Pseudotsuga menziesii (Mirb) Franco" docx
Ngày tải lên :
09/08/2014, 03:25
... the fungal species and strain used as mycobiont and ii), that there may be a discrepancy between effects of mycorrhizae on stem elongation on the one hand and on diameter and weight growth on ... Growth, carbon dioxide assimilation capacity and water-use efficiency of Pinus pinea L seedlings inoculated with different ectomycorrhizal fungi Ann Sci For 47, 91100 Smith SE (1983) Growth and carbon ... stepwise and A and C calculati were ed for each step The Su function is a line with an x-axis intercept approximately equal to C a and a negative slope approximately equal to -g (Guehl and Aussenac,...
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Báo cáo y học: "Equipment review: New techniques for cardiac output measurement – oesophageal Doppler, Fick principle using carbon dioxide, and pulse contour analysis" pot
Ngày tải lên :
12/08/2014, 18:21
... (S) of the carbon dioxide dissociation curve This curve represents the relation between carbon dioxide volumes (used to calculate carbon dioxide content) and partial pressure of carbon dioxide This ... mean and standard deviation, respectively (differential pressure pneumotachometer) and a pulse oxymeter VCO2 is calculated from minute ventilation and its carbon dioxide content, whereas the arterial ... whereas the arterial carbon dioxide content (CaCO2) is estimated from end-tidal carbon dioxide (etCO2), with adjustments for the slope of the carbon dioxide dissociation curve and the degree of...
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Báo cáo y học: " Influence of flow on mucosal-to-arterial carbon dioxide difference" ppt
Ngày tải lên :
12/08/2014, 19:21
... high flow coexisting with islands of low flow may mimic the coexistence of a high carbon dioxide gap with normal or even high-flow oxygenation [6] As mentioned by Dubin and coworkers [1], impaired ... when blood flow is preserved The latter point was further confirmed by Dubin and collaborators during anaemic hypoxia, and results were presented recently at the 15th Annual Congress of the European ... Dubin and coworkers was less severe than that in ours Although this is unfortunate, it does not prevent that study from confirming that ∆PCO2 fails to mirror intestinal tissue dysoxia and that...
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Báo cáo y học: "Carbon dioxide monitoring and evidence-based practice – now you see it, now you don’t" pdf
Ngày tải lên :
12/08/2014, 20:20
... way to solve the problem, and a safe and effective device is available to carry out the function When controlled clinical trials might be needed tidal carbon dioxide, and this can have useful ... It is also possible to monitor carbon dioxide ‘upstream’ from expired gases Capnometry can measure partial carbon dioxide tension (PCO2) in a regional tissue bed, and the reason for monitoring ... 220 Carbon dioxide is produced in the body as a product of metabolism and transported to the lungs by the cardiovascular system Hence, a simple physiologic rationale exists for using carbon dioxide...
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Báo cáo khoa học: " Urinary bladder partial carbon dioxide tension during hemorrhagic shock and reperfusion: an observational study" pps
Ngày tải lên :
12/08/2014, 22:22
... acidosis and hyperlactataemia developed during ischaemia, and persisted after reinfusion (Table 2) Effects on partial carbon dioxide tension gradients Mixed and mesenteric venoarterial and urinary ... 0.10 *P < 0.05 versus basal Table Arterial, mixed venous and mesenteric venous blood gases, and arterial lactate at basal conditions, during ischemia and after 30 and 60 minutes of reperfusion Reperfusion ... concept and design, analysis and interpretation of data, and drafting of the manuscript MOP, VSKE, GM and HSC performed acquisition of data and contributed to drafting of the manuscript BM and ML...
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