Presynaptic cell increased nt release postsynaptic

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Unformatted text preview: Stage 2: total frequency slows down much more, but there is intermittent activity known as spindles Delta waves are much less frequent, 1- 3 cycles per second. Stage 4 is the most synchronous stage: high amplitude, low frequency. Integrated CNS Functions Emotions (closely associated with motivations) Amygdala fear, anxiety Hypothalamus: anger and aggression Motivation (drive): Physiological and emotional Pleasure: strong motivating force/emotion, dopamine centers, can be addictive Learning: Hippocampus important Associative learning Associate two stimuli Non- associative learning: Habituation: decrease response to repeated stimulus Sensitization:...
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