PSYCH-190 Lecture Notes - Lecture 16: Drug Tolerance, Amygdala, Depressant
28 Sep 2020
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Abrupt awakenings with panic and intense emotional arousal. Theories of dreaming include freud"s psychoanalytic theory and more current views such as the activation-synthesis model. Freud proposed that dreams are confusing and obscure because the dynamic unconscious creates them to be confusing and obscure. According to freud, dreams represent wishes in a disguised form. A dream"s apparent topic or superficial meaning. The theory that dreams are produced when the brain attempts to make sense of activations that occur randomly during sleep. Psychoactive drugs influence consciousness by altering the brain"s chemical messaging system and intensifying or dulling the effects of neurotransmitters. Drug tolerance can result in overdose, and physical and psychological dependence. Major types of psychoactive drugs include depressants, stimulants, narcotics, The varying effects of alcohol, a depressant, are explained by theories of alcohol. Psychoactive drugs: chemicals that influence consciousness or behavior by.
