I can't create visual diagrams directly, but I can describe how to draw a simple one to illustrate the flow of blood through the heart:
### Drawing Instructions for Blood Flow Through the Heart
1. **Shape of the Heart**: Draw a basic heart shape, resembling a sideways "M".
2. **Chambers of the Heart**:
- Label the left atrium (top-left), right atrium (top-right), left ventricle (bottom-left), and right ventricle (bottom-right).
3. **Blood