Design and Evaluation of a Virtual Reality Model for Teaching Human Muscular Anatomy

Thesis Abstract

The complexity of human muscular anatomy poses significant challenges for effective teaching and learning, often resulting in limited student engagement and suboptimal comprehension of muscular structures and their spatial relationships. This study aims to design and evaluate a virtual reality (VR) educational model tailored to enhance the instructional delivery of human muscular anatomy among health sciences students. The primary objectives are to (1) develop an immersive VR application that accurately models the muscular system with interactive features, (2) assess the usability and pedagogical effectiveness of the VR model compared to traditional cadaveric and textbook-based methods, and (3) analyze students’ cognitive and affective learning outcomes associated with VR-based instruction. A mixed-methods research design was employed, integrating both quantitative and qualitative approaches. The study population consisted of 150 second-year medical and physiotherapy students enrolled at a comprehensive health sciences university. A stratified random sampling technique was used to select 80 participants for the quantitative component and 70 for the qualitative exploration. For the quantitative phase, pre- and post-intervention assessments of anatomical knowledge were administered using validated multiple-choice tests, with data analyzed through paired t-tests and ANCOVA to determine significant differences in learning gains. In addition, the System Usability Scale (SUS) was utilized to measure user satisfaction, with results analyzed via descriptive statistics and correlation analysis. Qualitative data were collected through semi-structured interviews and focus group discussions, transcribed verbatim and analyzed thematically using NVivo software, guided by constructivist learning theories and the Cognitive Load Theory. The VR model was developed using Unity 3D, integrating detailed 3D anatomical models sourced from open-access repositories, annotated with interactive labels and layered views of muscular structures. Usability testing indicated high satisfaction levels (mean SUS score of 82.5), while quantitative analysis revealed statistically significant improvements in post-test scores (p < 0.01), demonstrating the efficacy of VR as a teaching tool. Thematic analysis of participant feedback underscored enhanced engagement, spatial understanding, and motivation. The findings suggest that the immersive VR model significantly enhances comprehension of the muscular system beyond traditional methods, aligning with prior empirical studies but extending knowledge by incorporating real-time interaction capabilities and contextual visualization. This research contributes to pedagogical literature by providing concrete evidence of VR’s potential in anatomy education, highlighting the importance of interactive and multisensory learning environments. It advances theoretical understanding by applying principles of constructivist learning and cognitive load management within virtual environments. The study’s limitations include the relatively short intervention duration and sample confined to a single institution, which may influence the generalizability of the results. Recommendations include scaling the VR application across diverse learning contexts, integrating it into formal curricula, and conducting longitudinal studies to assess retention and transfer of anatomical knowledge over time. In conclusion, the study underscores the transformative potential of VR in medical and health sciences education, advocating for the widespread adoption of immersive learning technologies to improve conceptual understanding and student engagement. Future research should explore the integration of adaptive learning features within VR models and examine their impact across different learner demographics and educational levels, thereby contributing to the evolution of innovative, technology-driven pedagogies in anatomy teaching.