Substantia Nigra: Location, Function, and Anatomy
Learn where the substantia nigra is located, how its subdivisions and dopamine pathways work, and how it contributes to movement and reward.
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Striatum: Location, Function, and Anatomy
Explore the striatum’s location, caudate and putamen anatomy, basal ganglia connections, and roles in movement, learning, motivation, and action selection.
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Basal Ganglia: Function, Location, and Their Role in Parkinson’s Disease
Explore the basal ganglia’s deep-brain nuclei, connections, direct and indirect pathways, and roles in movement, action selection, habit learning, and reward.
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How Does the Brain Form Habits?
Learn how repeated behavior can shift from goal-directed to habitual control, how corticostriatal circuits and dopamine contribute, and why “66 days” is not a rule.
