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Neuroanatomy - Basal Ganglia

by ayang, Mar. 2006

Subjects: basal c3 ganglia

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	Components of the Basal Ganglia	Striatum: Caudate and Putamen (Neostriatum) Pallidum: Globus Pallidus External and Internal Subthalamic Nucleus Substantia Nigra: Pars Compacta and Pars Reticulata Ventral Tegmental Area
	Substantia Nigra location, subsections, and functions of subsections	Pars Compacta (SNc): dorsal portion; dopaminergic Pars Reticulata (SNr): ventral portion; GABAergic cells
	Describe the parallel loops of the basal ganglia	Parallel Loops of the Basal Ganglia
	Name the different nuclei of the basal ganglia and their associated neurotransmitter	Caudate: GABA Globus Pallidus Interna: GABA Globus Pallidus Externa: GABA Putamen: GABA Substantia Nigra Compacta: Dopamine Substantia Nigra Reticulata: GABA Subthalamic Nucleus: Glutamate
	List the Major Efferent Pathways of the Basal Ganglia	Striatum: Globus Pallidus and SNr Globus Pallidus: VA/VL thalamus and subthalamic (GPe) Subthalamic Nucleus: GPi and SNr Substantia Nigra: Striatum (SNc) and Thalamus, SC (SNr) Ventral Tegmental Area (VTA): Nucleus Accumbens (Limbic Loop)
	List the Major Afferent Pathways of the Basal Ganglia	Striatum: Cortex, Thalamus, and SNc Globus Pallidus: Striatum, Subthalamic (GPi), and SNr Subthalamic Nucleus: GPe and Cortex Substantia Nigra: Striatum (SNr) and Pedunculopontine Nucleus Ventral Tegmental Area (VTA): Amygdala

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