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Proposed correlation between unit activation and sensation for thermal sensations
| Normal stimulus | Units activated | Sensation | Abnormal stimulation |
|---|---|---|---|
| Warm << C2, CMH | Heat pain | ||
 |
Warm < C2 | Burning hot | Thermal grill illusion |
| hot | Warm ∼ C2 | Hot | Synthetic heat |
| Warm | Warm | ||
| Neutral | Aδ-cold, C2, warm | ||
| Aδ-cold > C2 | Cool | ||
| Aδ-cold ∼ C2 | Cold | ||
 |
Aδ-cold < C2 | Icy | |
| cold | C2 | Hot, burning | Cool/cold during A-fibre block |
| C2, CMHC | Cold pain |
