acid+base+disorders+an+initial+approach

... transporters capable of secreting a variety of organic acids (carboxylate anions) and bases (mostly primary amine cations) Organic anions transported by these systems include urate, ketoacid anions, ... membrane proteins, including channels, pumps, and transporters These different mechanisms mediate specific types of transport activities, including active transport (pumps), passive transport (channels), ... [16] Anil Chandraker, MD, FASN, FRCP Associate Professor of Medicine, Harvard Medical School; Medical Director of Kidney and Pancreas Transplantation; Assistant Director, Schuster Family Transplantation...

Ngày tải lên: 22/10/2016, 13:38

... the transesterification and esterification reaction by a well known homogeneous Brønsted acid catalysis mechanism [27] The acid esterification of free fatty acid by weak acid Brønsted silanol groups ... compounds and Ri is the related response factor Total acidity value of final biodiesel mixture was calculated by the Standard European Method EN14104 and compared with the European Quality Standard ... out using acid or basic heterogeneous catalysts or, better, heterogeneous catalyst with both acid and basic properties They could combine the advantages of the alkaline and acid transesterifications...

Ngày tải lên: 05/05/2014, 08:34

... bran and soybean meal on D-lactic acid production was investigated It was discovered that the crude wheat bran and crude soybean meal were difficult to be used as nitrogen sources for D-lactic acid ... fermentations 2.3 Preparation of the hydrolysate of wheat bran and soybean meal The wheat bran and soybean meal were comminuted into powder and sieved through a screen with 0.074 mm aperture Then, ... Yeast extract Corn steep liquor Soybean meal powder Wheat bran powder Soybean meal hydrolysate Wheat bran hydrolysate Crude soybean meal Crude wheat bran acid concentration (g/l) 80.24 ± 2.56...

Ngày tải lên: 05/05/2014, 08:44

... acetic acid plus 0.001 M HCl (e) 0.16M acetic acid plus 0.044 M sodium acetate (Ans: 1.3, 2.88, 8.79, 2.27, 4.2) Polyatomic Acids & Bases 13 Phosphorus acid, H3PO4, is actually a diprotic acid; ... 1.0 X 10-2 and Ka2 = 2.6 X 10-7 What are the values of [H+], pH and HPO32- in a 1.0 M solution? 14 Tellurium, in the same family as sulphur, forms an acid analogous to sulphuric acid and called ... calculate KW and hence determine neutral pH at 310K (Ans: 6.79) 12 Calculate the pH of the following solutions: (a) 0.05M HCl (b) 0.1M acetic acid (Ka = 1.75 x 10−5 (M)) (c) 0.1M aniline (Kb =...

Ngày tải lên: 05/10/2012, 12:19

... tích đánh giá acid- based  Những rối loạn acid- base đơn giản  Tiếp cận cách hệ thống rối loạn acid- base  quy tắc giúp dễ dàng nhanh chóng đọc rối loạn acid- base Phân tích Acid- Base, cần cơng ... rối loạn acid- base ngun phát Rối loạn acid - base có loại ? pH7,45 nhiễm kiềm HCO3-↑ Chuyển hóa PCO2 ↓ Hô hấp Ngun tắc đơn giản:  CO2 = Acid (hơ ...    Nhiễm toan Tăng CO2 giảm HCO3- hai ngun phát (toan hơ hấp toan chuyển hóa) AG = 30 (toan chuyển hóa loại có AG) Excess AG + HCO3 = 33 (kiềm chuyển hóa ẩn) Toan hơ hấp, toan chuyển hóa,...

Ngày tải lên: 22/10/2012, 15:50

... 42 Cơ chế điều hòa thăng acid base hệ đệm proteinat là: A Phần base hệ đệm nhận H+ thể bị nhiễm acid B Phần acid hệ đệm giải phóng H+ thể bị nhiễm kiềm C Các acid amin acid protein giải phóng ... trị số base đệm đo người xét nghiệm trị số base đệm người bình thường E Các 38 Base dư (EB: Excess Base) là: Tổng số anion đệm lít máu toàn phần Tổng số cation đệm lít máu toàn phần Còn gọi acid ... phóng H+ thể bị nhiễm kiềm D Các acid amin base protein nhận H+ thể bị nhiễm acid E Các câu 43 Cơ chế điều hòa thăng acid base hệ đệm phosphat A Khi thể bị nhiễm acid Na2HPO4 phóng thích H+ B Khi...

Ngày tải lên: 24/10/2012, 14:34

Ngày tải lên: 06/11/2012, 10:35

... Vietnam national University, Hanoi College of Foreign Languages Department of Postgraduate Studies A study oF An alternative approach to teaching essay writing to TOEFL learners ... pháp dạy viết Luận cho học viên chứng ToefL) By: Nguyen Thi Chung Mien Supervisor: Do Ba Quy, MA Hanoi, 2005 ...

Ngày tải lên: 06/11/2012, 10:35

... tables and other guides, and then produce an essay through answering a set of questions Minor changes and substitutions of blank space, punctuation marks, and capitalization are also added to expand ... Longman 14 Harmer, J 1990 The practice of English Language Teaching, Longman handbooks for language teacher: Longman group, ltd 15 Heaton, J B.1989 Writing English test, Longman handbooks for language ... most of the time and did not want to have homework “I want to understand and practice everything in the class I have to work and have no time at home writing I want the teacher handle everything...

Ngày tải lên: 06/11/2012, 10:35

... Parents are good so their children can follow Firstly, parents are old and experienced people They know many things in life and what they know they want their kids can know Moreover, they work, travel ... them They interact and play with each other and can give them advice immediately Moreover, they are at the same or around age so they can more easily to understand each other than their parents ... school, they learn many things from books They learn many subjects so with each subjects they can learn the good things Moreover, through books they can learn from their teachers Many learners are...

Ngày tải lên: 06/11/2012, 10:35

... Holding in the bottom: An interactive approach to the language problems of second language readers In P Carrell, J Devine, & D Eskey (Eds.), Interactive approaches to second language reading (pp ... teacher: Issues and strategies for second language classrooms New York: Cambridge University Press Anderson, N J (2003) Exploring Skills: Reading In D Nunan (Ed.), Practical English Language Teaching ... Introduction: Interactive approaches to second language reading In P Carrell, J Devine, & D Eskey (Eds.), Interactive approaches to second language reading (pp 1-7) Cambridge, England: Cambridge University...

Ngày tải lên: 20/07/2013, 01:26

... extended language work The Language Model The most common approach to literature in the EFL classroom is what Carter and Long (1991) refer to as the ‘language-based approach Such an approach ... literature than with standard, transactional language • • • • • Headline: King Khan Goes for Gold (The Scotsman, 28.08.2004) Headline: Bookies' bonanza comes at a price (The Scotsman, 28.08.2004) ... separation of literature from language is a false dualism since literature is language and language can indeed be literary It is not difficult to find instances of standard transactional forms of discourse...

Ngày tải lên: 06/09/2013, 10:10

... carbanion trung gian CH3_CHO + HO Base Acid H2O + CH2_CHO Base (carbanion) Acid Chú ý: Một acid mạnh base liên hợp base yếu Một acid yếu base liên hợp base mạnh 50 - CH3 CH2 + BH B Base mạnh Acid ... hòa tan vào nớc có tơng tác acid base: Nớc dung môi có tính base CH3COOH + H2O Acid Base H3O+ + CH3COOAcid Base Hoà tan muối acid hữu vào nớc, có tơng tác acid -base : Nớc dung môi có tính acid ... tơng tác acid -base, tạo carbocation trung gian trớc lúc tạo thành alcol H3PO4 + CH3 CH=CH2 Acid Base + CH3CH_CH3 + Acid - H2PO4 Base Một số phản ứng có xúc tác base có trình tơng tác acid base để...

Ngày tải lên: 19/10/2013, 09:20

... (PREREQUISITES/GOOD MANUFACTURING PRACTICES) The manufacturing plant’s HACCP program cannot and is not meant to be a stand-alone program Instead, it is part of a larger system including company Good Manufacturing ... materials, and other food contact surfaces, including utensils, gloves, and outer garments, and from raw product to processed product Maintenance of handwashing, hand sanitizing, and toilet facilities ... HACCP plan A thorough hazard analysis is essential to preparing an effective HACCP plan If the hazard analysis is not done correctly, and the hazards that warrant control within the plan are not...

Ngày tải lên: 25/10/2013, 21:20

... II Rối loạn cân Acid- Base Khi có rối loạn cân hai trình acid hóa base hóa thể, dẫn đến nhiễm độc acid nhiễm độc base Nhiễm độc acid 1.1 Định nghĩa Nhiễm độc acid hay nhiễm toan trình bệnh lý ... phần: acid yếu muối base mạnh base yếu với muối với acid mạnh Ví dụ hệ đệm bicarbonat gồm H2CO3/ NaHCO3 (acid yếu: H2CO3) /muối base mạnh: NaOH), hệ đệm NH4OH/NH4Cl (base yếu: NH4OH/muối acid ... số quan trọng rối loạn cân acidbase BE dương nhiễm toan hô hấp nhiễm kiềm chuyển hóa BE âm nhiễm toan chuyển hóa nhiễm kiềm hô hấp Khái niệm khoảng trống anion 4.1 Khoảng trống anion máu ( Anion...

Ngày tải lên: 28/10/2013, 04:15

... -Protein/ Proteinat -acid hu c/ mui acid hu c -acid hu c/ mui acid hu C ch m hệ bicarbonat + H2O CO2Ht CO2FN H2CO3 H+ + HCO3- - H2O [CO2] hũa tan = pCO2 ph nang ( = 0,03 mmol/l) Khi acid mnh (AH) xõm ... bi thn v phi Cỏc kiu ri lon thng bng acid- base i cng Cỏc chuyn hoỏ luụn luụn sinh acid, base, nhng pH mỏu luụn n nh 7,36 nh h m Hờ m l cỏc dung dch cha acid yu v mui ca nú, cú kh nng lm gim ... K+ NaHCO3 Na+ HCO3H+ H2CO3 Gian bào CO3 NH3 Glu-ase Glutamin Rối loạn thăng acid- base Do hô hấp pH = pk+ log hco3/pco2 Nhim acid Nguyờn nhõn: dựng thuc tin mờ, an thn, tn thng nóo, th cú nng...

Ngày tải lên: 22/12/2013, 23:17

... nhân toan chuyển hóa • Tăng sx acid khơng bay hơi: nhiễm toan thể ceton TĐ, nhiễm toan acid lactic, ngộ độc salicylate • Mất bicarbonate: tiêu chảy, thuốc ức chế men CA • Giảm thải trừ acid suy ... mạch máu tónh mạch  BB (Base Buffer): kiềm đệm  BE (Base Excess): kiềm dư, gọi blood base excess  BBE (Blood base excess): kiềm dư máu CÁC CHỮ VIẾT TẮT  BE ecf (Base excess of extracellular ... cho toan hô hấp Toan chuyển hoá - Bù cho kiềm hô hấp - HCO3- Agiảm CÁC BƯỚC PHÂN TÍCH TRẠNG THÁI THĂNG BẰNG TOAN KIỀM ↑↑ Ví dụ1 PaCO2 = 80 pH = 7, 18 HCO3- = 30 Na = 135 Cl- = 93 Toan Toan hô...

Ngày tải lên: 23/12/2013, 00:16

... the direct transformation and the invert one, the rotor position will be needed The instantaneous rotor position and speed can be obtained from the Hall-sensors information using an observer + ... loss, (1) can be rewritten: Pe = (ia ea + ib eb + ic ec ) = Te ω m (2) where Te is the electromagnetic torque and ωm is the motor mechanical angular speed 1536 Therefore, the torque can be expressed ... Combining (4) and (5) gives for reference and desired values: * * Te ω m = (id ed + iq eq ) (6) Equation (6) means that if we can a priori select the reference current id*, we can calculate the...

Ngày tải lên: 03/01/2014, 19:46

... Acid- Base abnormalities  Metabolic Acidosis  Metabolic Alkalosis  Respiratory Acidosis  Respiratory Alkalosis Mechanisms of acid- base balance Respiratory system Kidneys ... Titrable acids (HPO4) Excretion of organic acids Buffers Ca, Hb, PP bones Ammonium (NH4) Metabolic Acidosis  Definition:  Primary decrease in serum HCO3  Decreased pH  Accumulation of acids Anion ... Represents the unmeasured anions in plasma AG=Na - (Cl + HCO3) Normal AG= 10-12 mEq/L Causes of ↑AG metabolic acidosis: “Accumulation of acids” lactic acidosis Ketoacidosis - diabetic, alcoholic,...

Ngày tải lên: 20/01/2014, 05:21

... đệm Tiếp cận BN có rối loạn toan kiềm Nhiễm ? ấp ? Chuyển hóa hay hô h Bù trừ ? hế ? Nguyên nhân c thiết can thiệp không ? Có cần ? Can thiệp Phân tích Acid- Base, Bạn cần có công cụ ? Khí ... Nhiễm toan hay kiềm ? Hãy nhìn vào pH: Nếu pH7,45 → Nhiễm kiềm bù Nếu pH≈7,35 - 7,45 → Còn hệ đệm, phổi, thận bù RLCB acid - base có loại ? pH

Ngày tải lên: 23/01/2014, 01:20