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Putamen



Brain: Putamen
Coronal section of brain through anterior commissure. (Putamen labeled at center right.)
Coronal section of brain through intermediate mass of third ventricle. (Putamen labeled at top.)
Gray's subject #189 34
NeuroNames hier-212
MeSH Putamen
Dorlands/Elsevier p_43/12681480
"Putamen" is also a botanical term for the stone in a fruit, such as a peach.

The putamen is a structure in the middle of the brain, which, together with the caudate nucleus forms the dorsal striatum.

Additional recommended knowledge

The putamen is a portion of the basal ganglia that forms the outermost part of the lenticular nucleus.

Function

It appears to play a role in reinforcement learning.

Projections

The motor and somatosensory cortices, the intralaminar nuclei of the thalamus, and the substantia nigra project to the putamen.

The putamen projects to premotor and supplementary motor areas of cortex via the globus pallidus and thalamus.

Additional images

 
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Putamen". A list of authors is available in Wikipedia.
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