Medulla ganglia {basal ganglia}| include amygdala, caudate nucleus, claustrum, external-capsule fibers, globus pallidus, internal-capsule fibers, lentiform nucleus, nucleus basalis of Meynert, nucleus dorsalis, putamen, septal nuclei, substantia nigra pars reticulata, and subthalamic nucleus.
input
Basal ganglia receive from basal-midbrain-nuclei dopaminergic neurons.
output
Basal-ganglia cholinergic neurons send to motor cortex for transmission to muscles [Langston and Palfreman, 1995].
functions
Basal ganglia assemble, select, and trigger automatic movements, perceptual motor coordination, ballistic movements, and proprioceptively controlled movements, using movement plans. They track moving visual objects, control eye movements, and process visual and multisensory data. They control tremor and muscle tone. Basal ganglia coordinate with neocortex and cerebellum for posture and complex voluntary movements.
Biological Sciences>Zoology>Organ>Nerve>Brain>Brainstem>Hindbrain>Medulla
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Date Modified: 2022.0224