Psychology 1000 Lecture 7: Lecture 7
21 Dec 2011
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September 29, 2011 sometimes believing in a cure is the cure itself. Phineas gage: in an accident putting a metal rod through his head- no physical deficits, mostly psychological deficits. Diff areas of brain are responsible for diff functions. Frontal cortx: higher order processing, making sense, rationalizing things. If parts are disconnected they don t work so well this is what happened to. They have an effect @ level of synapse. D- explains dealy in respondse latency for a reflex arc. Neuron review: intensity coded as frequency semipermeable memberane. Generate action potential in all or none fashion . Neurotransmitters diffuse across gap lock and key receptors. Neurotransmitters: whole lot to do with psychological systems: ne, da, and. 5ht will repeatedly show up (depression, schitzophrenia, etc) Processes that terminate transmitter action ex: preventing reuptake ssri serotonin inhibitor. Novacane is the only drug that prevents action potentials, all other drugs work at level of synapse.
