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Lessons Learned Using a Demonstration in a Large Classroom of Pharmacy Students
Tyler M Rose1,2
1Roseman University of Health Sciences College of Pharmacy, South Jordan, Utah.
American Journal of Pharmaceutical Education
|December 19, 2018
Summary
pH demonstrations improved student understanding of acid-base chemistry concepts. Using videos in class alongside online posting enhanced learning and assessment performance for pharmacy students.
Area of Science:
- Biochemistry
- Chemical Education
Background:
- Acid-base concepts are fundamental in biochemistry and pharmacy.
- Understanding buffer systems, weak acids/conjugate bases, and carbon dioxide's effect on blood pH is crucial for pharmacy students.
- Previous teaching methods may have led to declining student performance in these areas.
Purpose of the Study:
- To develop and evaluate a demonstration to improve student comprehension of key acid-base concepts.
- To assess the effectiveness of different delivery methods for educational demonstrations.
Main Methods:
- First-year pharmacy students were exposed to pH demonstrations via live, video, or combined formats.
- Student performance was assessed using quizzes comparing groups with and without demonstrations.
- Qualitative feedback on demonstration clarity and engagement was collected.
Main Results:
- Live demonstrations were perceived as difficult to see and understand.
- Online-only videos had low student engagement.
- Combined in-class and online video delivery correlated with improved quiz performance.
- Student assessment scores returned to previous higher levels.
Conclusions:
- Appropriate delivery of pH demonstrations can significantly enhance student understanding of acid-base concepts.
- Integrating videos into classroom instruction alongside online availability optimizes learning outcomes.
- Educational demonstrations are valuable tools for improving scientific comprehension in pharmacy education.
Keywords:
acid base chemistryacid base imbalancesteaching demonstrationteaching methodsvideo demonstrationMore Related Videos
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