1. Title page
2. Somatotroph
3. Periodic bursting
4. The model
5. Slow manifold
6. Bifurcation diagram
7. Overlay trajectory
8. The question
9. Phase-resetting
10. Manifold computations
11. Before animated
12. Before homoclinic
13. At homoclinic I
14. At homoclinic II
15. After animated
16. After homoclinic I
17. After homoclinic II
18. Summary
Before the homoclinic bifurcation