Snell's Clinical Neuroanatomy

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CHAPTER 9 Basal Nuclei (Basal Ganglia)

Cortico striate

Thalamo cortical

Cortico striate

Cortico spinal

Caudate nucleus

Thalamo

Striato pallidal

striate

Pallidofugal Thalamostriate

Nigrostriatal

Thalamus

Striatonigral

Striato nigral

Lentiform nucleus

Nigrostriatal

Figure 9-3 Some of the main con nections between the cerebral cortex, the basal nuclei, the thalamic nuclei, the brainstem, and the spinal cord.

Midbrain

Spinal cord

Motor and sensory areas of cerebral cortex

Glutamate

GABA

Intralaminar nuclei of thalamus

Corpus striatum

Globus pallidus

Thalamus

GABA, acetylcholine substance P,

Dopa

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Substantia nigra

Subthalamic nuclei

Glutamate

Serotonin

Brainstem

Figure 9-4 Basal nuclei pathways showing the known neurotransmitters.

Spinal cord