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E-Learning Three-Dimensional Anatomy of the Brainstem: Impact of Different Microscopy Techniques and Spatial Ability
Anne-Marie van Cappellen van Walsum1,2, Dylan J H A Henssen1,2
1Department of Medical Imaging, Radboud University Medical Center, Nijmegen, The Netherlands.
Anatomical Sciences Education
|January 28, 2021
Summary
Polarized light imaging (PLI) and Luxol fast blue (LFB) e-learning modules equally improved medical students' brainstem anatomy knowledge and retention. Spatial ability correlated with immediate recall but not long-term learning.
Area of Science:
- Neuroscience
- Medical Education
- Histology
Background:
- Polarized light imaging (PLI) is an emerging technique for visualizing nerve fiber direction.
- Traditional histological stains like Luxol fast blue (LFB) are commonly used in anatomical education.
- Comparing novel imaging techniques with established methods is crucial for evaluating educational efficacy.
Purpose of the Study:
- To compare the educational value of PLI versus LFB brainstem sections using e-learning modules.
- To assess the impact of these modules on anatomical knowledge and long-term retention.
- To explore the relationship between spatial ability and learning outcomes.
Main Methods:
- Thirty-eight medical students used e-learning modules featuring either PLI or LFB brainstem sections.
- Anatomical knowledge was tested pre-intervention, post-intervention, and after a one-week delay.
- The Mental Rotations Test (MRT) assessed spatial ability, and electronic interviews gathered student perceptions.
Main Results:
- Both PLI and LFB e-learning modules significantly improved post-intervention and long-term anatomy test scores (P < 0.001).
- No significant differences in test scores were found between the PLI and LFB groups.
- Higher MRT scores correlated with better immediate post-intervention scores, but not long-term retention.
Conclusions:
- PLI and LFB e-learning modules demonstrate comparable effectiveness in teaching brainstem anatomy.
- Spatial ability may influence immediate learning but not necessarily long-term knowledge retention.
- Further research should investigate the cognitive load associated with these cross-sectional learning methods.
