Activation in the caudate nucleus is attributed to the acquisition of a cognitive skill. It continues to be used even after initial learning, which suggests it is still necessary after practice.

University of California, Davis

When CTRL was subtracted from EXPT10, a single significant activation was found in:
- left caudate nucleus

rCBF Results - EXPT10 vs CTRL (TOL task)

Beauchamp, M., Dagher, A., Aston, J., & Doyon, J. (2003). Dynamic functional changes associated with cognitive skill learning of an adapted version of the Tower of London task. NeuroImage, 20(3), 1649-1660. doi:10.1016/j.neuroimage.2003.07.003

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