PSYC 102 Lecture Notes - Lecture 17: Neurotransmitter, Substance P, Anaplastic Lymphoma Kinase
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PSYC 102 Full Course Notes
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Neurons (100 billion neurons in the brain) Neuro transmitters: serotonin, dopamine, gaba, norepinephrine, endorphins, substance p. Neurotransmitters are in vesicles (filled with neurotransmitters: release neurotransmitters. More conventional illustration: neurotransmitters carry info. First generation anti-anxiety meds: xanax (benzodiazepine, increase neurotransmitters gaba. Gaba- slows down the brain (increases cl-) More cl-, less likely a neuron is to fire. Benzo"s are physically and psychologically addictive: feel stresses, take xanax, immediate relief, increased perceived reliability on benozs. Elevates arousal and mood: even though increase of serotonin. Not an immediate thing (up to a month) Norepinephrine (selective norepinephrine reuptake inhibitors: increases the amount of these neurotransmitters in synaptic cleft. Depressed people and brain structure: memory & emotion, loner depressed the smaller the hippocampus. Depression and serotonin genes: two copies (one from each parent, two short genes, one short, one long. Susceptible to depression, or: two long. Modern psychopathology and therapy: many drugs are found by accident through finding remedies for.
