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Refuting misconceptions in medical physiology.

M Versteeg1,2, M H van Loon3, M Wijnen-Meijer4

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Summary
This summary is machine-generated.

Refutation texts improved medical students' knowledge in physiology, but the specific refutation component showed no added benefit. High confidence in incorrect answers hindered learning, highlighting the importance of metacognition in education.

Keywords:
Conceptual changeMisconceptionsPhysiologyRefutation text

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Area of Science:

  • Medical Education
  • Physiology
  • Cognitive Science

Background:

  • Misconceptions in medical physiology impede effective teaching and learning.
  • Conceptual Change Theory offers strategies to address misconceptions and enhance critical thinking.
  • Refutation texts are an intervention designed to challenge and correct erroneous scientific beliefs.

Purpose of the Study:

  • To investigate the efficacy of refutation texts in improving medical students' cognition and metacognition in cardiovascular physiology.
  • To assess whether refutation texts offer additional benefits over standard corrective texts.

Main Methods:

  • A pre-test/post-test design was employed with 161 first-year medical students.
  • Students received either a standard text or a refutation text explaining cardiovascular physiology concepts.
  • Knowledge and self-perceived confidence were measured before and after the intervention.

Main Results:

  • Both standard and refutation texts significantly improved performance scores and confidence.
  • No significant additional benefit was observed from the specific refutation element.
  • Correction of initially incorrect answers was less frequent with higher initial confidence (35.8%) compared to lower confidence (61.4%).

Conclusions:

  • Refutation texts enhance medical students' knowledge but without a significant added effect from the refutation component itself.
  • High confidence in misconceptions negatively impacts the ability to correct them, underscoring the role of metacognition.
  • Educational strategies should consider students' metacognitive awareness and the nature of their misconceptions for effective concept learning.