PSYB65H3 Lecture Notes - Lecture 1: Epilepsy, Central Sulcus, Fusiform Gyrus
5 Jan 2015
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Hypothalamus: nuclei involved in host activities like hunger, sex. appetite, thirst. Lesions: deficits in terms of one seeking cert. behav. Bg: coordinat. of movement in progress disrupted with lesions (involved in seamless movements) Parkinson"s disease: takes 50% neur"s w/i substantia nigra to become abated b/f clinical symptoms show up; once you cross a cert. threshold, sympt"s become uncontrollable and req. med. Pill-rolling behav. , prob"s with gait (short steps, shuffling) Tourette"s: inabil. to control soc. appropriate behav. , motor tics. Amygalda: assoc. mem"s with emot. experience e. g. ptsd - amygalda more overly activated, these memories are too consolidated; therapy and time removes connect"s of mem. and experience. Largest going down centre a/c top to back: longitudinal, medial fissure. Motor strip, somatosens. strip (primary areas involved in solitary/isolated function), sec. strip (typically adjac. to prim. area providing additional processing), tertiary areas/assoc. areas (largest area w/i assoc. cortex is parietal) + subcort. ) in terms of how cells look at a microscopic level.
