KIN 155 Lecture Notes - Lecture 8: Prefrontal Cortex

• School: University of Waterloo
• Department: Kinesiology
• Course: KIN 155
• Professor: Bill Mc Ilroy

Document Summary

Walking and chewing gum: defi(cid:374)itio(cid:374) (cid:448)aries (cid:271)ut , high level brain functions that activate, organize, integrate and manage other functions, an umbrella term for cognitive processing, prefrontal cortex is thought important. Attention: william james 1890, (cid:862)e(cid:448)eryo(cid:374)e k(cid:374)o(cid:449)s (cid:449)hat atte(cid:374)tio(cid:374) is. It is the taki(cid:374)g possessio(cid:374) (cid:271)y the (cid:373)i(cid:374)d, i(cid:374) (cid:272)lear a(cid:374)d vivid form, of one out of what seem several simultaneously possible objects or trains of thought. Sensory memory: very brief memory, ca(cid:374)(cid:859)t re(cid:272)all the (cid:271)ig details, 500ms, ca(cid:374)(cid:859)t (cid:271)e helped (cid:449)ith rehearsal, people ofte(cid:374) report the(cid:373) (cid:858) sa(cid:449) (cid:373)ore tha(cid:374) they (cid:272)a(cid:374) remember(cid:859) Short term memory: recall for several seconds to a minute without rehearsal, capacity limited (7 + 2 items, prefrontal and parietal cortex important. I(cid:373)pro(cid:448)e short ter(cid:373) (cid:373)e(cid:373)ory (cid:271)y (cid:862)(cid:272)hu(cid:374)ki(cid:374)g(cid:863: rhyming, putting things into categories, weighting existing neurons and synapses. Long term memory: store much more information, potentially for unlimited duration, hippocampus important, creating new neurons and new synapses, types, explicit (declarative)