pH and Acid Base

Abstract This module integrates pH and acid-base concepts from basic lectures and readings with clinical information to enhance definitive patient care clinical decision making through team-based learning (TBL). The Henderson-Hasselbalch equation is used to apply the logarithmic pH function of hydro...

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Main Authors: Gary Onady, Nicholas Reo, Lawrance Prochaska
Format: Article
Language:English
Published: Association of American Medical Colleges 2011-12-01
Series:MedEdPORTAL
Subjects:
Online Access:http://www.mededportal.org/doi/10.15766/mep_2374-8265.8466
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author Gary Onady
Nicholas Reo
Lawrance Prochaska
author_facet Gary Onady
Nicholas Reo
Lawrance Prochaska
author_sort Gary Onady
collection DOAJ
description Abstract This module integrates pH and acid-base concepts from basic lectures and readings with clinical information to enhance definitive patient care clinical decision making through team-based learning (TBL). The Henderson-Hasselbalch equation is used to apply the logarithmic pH function of hydrogen ion [H+] for calculating acid and base effects on proteins as a major theme behind this module. This task is accomplished by working through a problem set involving a premature infant recently diagnosed with Cystic Fibrosis, and the acid-base complications encountered as a result of this patient's unique disease process. Amino acid R groups that function as weak acids or bases during enzymatic protein digestion are identified and detailed as related to described mechanisms involved in general acid-base catalysis. Relevant information is then used to discriminate therapeutic interventions from the disease concepts identified. Since introducing this module, class performance on formal written exams related to pH and acid-base has improved over previous years before this module was incorporated. The students did have some interesting methods of connecting the data points from Applications Question 5. I noted zig zag lines and curvilinear lines used by some teams during the session. It may be worthwhile to note that the data points come with error ranges, so the best fit for a line averaging these points may be considered.
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spelling doaj.art-ddc7432f0b224748a7e6f992962822862022-12-21T22:39:31ZengAssociation of American Medical CollegesMedEdPORTAL2374-82652011-12-01710.15766/mep_2374-8265.8466pH and Acid BaseGary Onady0Nicholas Reo1Lawrance Prochaska21 Wright State University Boonshoft School of Medicine2 Wright State University3 Wright State UniversityAbstract This module integrates pH and acid-base concepts from basic lectures and readings with clinical information to enhance definitive patient care clinical decision making through team-based learning (TBL). The Henderson-Hasselbalch equation is used to apply the logarithmic pH function of hydrogen ion [H+] for calculating acid and base effects on proteins as a major theme behind this module. This task is accomplished by working through a problem set involving a premature infant recently diagnosed with Cystic Fibrosis, and the acid-base complications encountered as a result of this patient's unique disease process. Amino acid R groups that function as weak acids or bases during enzymatic protein digestion are identified and detailed as related to described mechanisms involved in general acid-base catalysis. Relevant information is then used to discriminate therapeutic interventions from the disease concepts identified. Since introducing this module, class performance on formal written exams related to pH and acid-base has improved over previous years before this module was incorporated. The students did have some interesting methods of connecting the data points from Applications Question 5. I noted zig zag lines and curvilinear lines used by some teams during the session. It may be worthwhile to note that the data points come with error ranges, so the best fit for a line averaging these points may be considered.http://www.mededportal.org/doi/10.15766/mep_2374-8265.8466TBLTeam-based LearningCystic FibrosisAmino AcidHenderson-Hasselbalch EquationPH
spellingShingle Gary Onady
Nicholas Reo
Lawrance Prochaska
pH and Acid Base
MedEdPORTAL
TBL
Team-based Learning
Cystic Fibrosis
Amino Acid
Henderson-Hasselbalch Equation
PH
title pH and Acid Base
title_full pH and Acid Base
title_fullStr pH and Acid Base
title_full_unstemmed pH and Acid Base
title_short pH and Acid Base
title_sort ph and acid base
topic TBL
Team-based Learning
Cystic Fibrosis
Amino Acid
Henderson-Hasselbalch Equation
PH
url http://www.mededportal.org/doi/10.15766/mep_2374-8265.8466
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AT lawranceprochaska phandacidbase