PSYC 2200H Lecture Notes - Lecture 5: Basal Ganglia, Caudate Nucleus, Obsessive–Compulsive Disorder
26 Nov 2017
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Limbic system- amygdala (emotion, meaningfulness), hippocampus, cingulate gyrus (attachment, love, attraction) Basal ganglia (collection of cell bodies outside the cns) Information comes in through here: globus pallidus, output of the basal ganglia. Wall of lateral ventricles comprised of the caudate nucleus. If ventricles expand, the caudate nucleus (wall) will get damaged. See things that you like, dopamine is released. Idea cortical association areas premotor and motor cortex movement. Say words that are punished because the basal ga(cid:374)glia sele(cid:272)ts (cid:449)hat the appropriate la(cid:374)guage should (cid:271)e. if there"s da(cid:373)age, (cid:271)asal ganglia thinks it can say what it wants. Continuously tapping your foot or something is an action mediated by the basal ganglia. Excessive metabolic activity of the orbitofrontal and left caudate nucleus. Emotion regulation systems are not working properly, and are overstimulated. Scientists found notable changes in brain activity when people speak in tongues. Fontal lobes: involved in the willful control of behaviour; more activity when singing than when speaking tongue.
