psych 3 - - can make the brain remember or forget certain...

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Agonists - Tricyclics and SSRIs (inhibit reuptake) - insufficiency of norepinephrine and serotonin - monoamine oxidase inhibitors - enzyme breaks down monoamine neurotransmitters - serotonin, dopamine, norepinephrine Antagonists - antipsychotic medications - block post-synaptic receptors - neurotoxic capacities - curare - peripheral nervous system - paralyzes muscles - competes with neurotransmitter Ach at junction motor nerve and muscle Neurotransmitters - acetylcholine (Ach) - links motor neurons and muscles (synapse at muscle) - curare is Ach antagonists, leading it to temporary paralysis - Ach is involved in learning and memory - Alzheimer’s patients have low levels of Ach - Joseph Martinez explores causal relationships b/n Ach processes and learning and memory processes
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Unformatted text preview: - can make the brain remember or forget certain experiences- mouse reinforcement down one end of maze to get food- not yet long term memory- one group injected with scopolamine: blocks Ach receptors- mice take longer to find food, not causing amnesia- operational dependent variable (what your measuring): time- one group injected with physostigmine: blocks enzyme that breaks down Ach- memory enhancement- operational IV: type of drug- double blind study experimenters do not know which drug they are giving to the mice- dopamine (DA)- involved in muscular activity- in Parkinson’s disease, tracts of DA neurons degenerate - tracts are widely through excess brain dealing with emotion and schizophrenia- serotonin- GABA: lower arousal...
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This note was uploaded on 02/29/2012 for the course PSYCH 202 taught by Professor Roberts during the Fall '06 term at University of Wisconsin.

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