PSYB65H3 Lecture Notes - Barbiturate, Acetyl-Coa, Catecholamine
Document Summary
Lecture4, october 4, 2010 chapter 2, 3 and 14. Information comes into the dendrites and then there is an action potential. The physiology and chemistry of the brain. Only one slide for this week, figure3. 4:slide 1. Parkinson"s: not enough dopamine in the brain (michael j. Schizophrenia: too much dopamine in the brain (prof"s sister) Life cycle of a neurotransmitter: (slide1: 1. Take two basic ingredients and make them combine: 2. Storage: can be critical, floating around in the presynaptic will be recycled and destroyed by other chemicals, they need to be packaged and ready to use: 3. Release: released when there is an action potential, but there are other times when it isn"t needed. Receptor interaction: on the postsynaptic side: 5. The nt has to be taken away; if it"s always there then it won"t really transmit any info. There are always chemicals that are ready to breakdown the nt.
