3/6 🧵
The see-saw effect: When dopamine coincides with reduced acetylcholine, it promotes learning. When it hits during an acetylcholine burst, it predicts movement vigor. Same chemical, opposite functions — all about the timing.
3/6 🧵
The see-saw effect: When dopamine coincides with reduced acetylcholine, it promotes learning. When it hits during an acetylcholine burst, it predicts movement vigor. Same chemical, opposite functions — all about the timing.