Ch6_ppt_-_States_of_Consciousness_Compatibility_Mode_

Novapdfcom 1142009 sleep disorders nightmares night

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Unformatted text preview: afe environment & wait to outgrow it… M. Bassil PSYC 202 20 Create PDF files without this message by purchasing novaPDF printer (http://www.novapdf.com) 11/4/2009 Sleep Disorders Nightmares & Night Terrors (frightening dreams (frightening that that arouse sleeper to near-panic state) - Most common during slow-wave (3&4) sleep: more intense, wave elevated physiological arousal & heart rate, but no memory in the the morning (afflicts 6% of children; 1% adults) Sleep Apnea (repeatedly stop & restart breathing (repeatedly during sleep; 20 secs - 2 mins; then reflexive gasp or loud mins; startling snore; awaken, sleep ► no memory) Cause: obstruction in upper airways (sagging tissues as obstruction muscles muscles lose tone); over-weight weight Treatment: surgery, mask (usually partner encourages surgery, treatment) treatment) M. Bassil PSYC 202 21 Create PDF files without this message by purchasing novaPDF printer (http://www.novapdf.com) 11/4/2009 The Nature of Dreams When do we Dream? Visual hallucinations occur 45 secs after sleep onset i.e. during Hypnagogic state (transitional state from (transitional wakefulness to early stage 2, when mental activity is less thoughtlike thoughtlike & more dreamlike) Dreams Dreams occur more often during REM & are remembered more more if awakened during REM (80-85%) [vs. during nonREM (NREM) 15-50%] 50%] REM dreams are longer, more vivid, bizarre, & story-like; 2 like; or more per REM period; Duration: 1 - 15 min Still, 25% of vivid dreams occur during NREM periods M. Bassil PSYC 202 The Nature of Dreams What do we Dream About? Dreams Dreams not as strange as stereotyped [familiar familiar settings; Overt sexual activity rare (1%); Can incorporate external events (hear thunder ►dream of bombing)] Most contain negative content (negative Most emotion, aggressive acts, misfortune); failure & misfortune misfortune outnumber success 3 to 1 Females Females dream of both genders equally; while while males dream more of other males M. Bassil PSYC 202 22 Create PDF files without this message by purchasing novaPDF printer (http://www.novapdf.com) 11/4/2009 The Nature of Dreams What do we Dream About? Dream Dream content is shaped by: cultural background, life experiences, & current concerns strong concerns; strong emotions Of real people (usually dreamer; monsters, Of etc. etc. are rare) Mostly visual; mostly in color M. Bassil PSYC 202 The Nature of Dreams Why do we Dream? Freud’s Psychoanalytic Theory: Wish Fulfillment: gratification of our unconscious desires desires & needs Often Often times of sexual & aggressive urges too unacceptable to to be consciously acknowledged & fulfilled in real life Manifest content: surface story Latent content: disguised psychological meaning M. Bassil PSYC 202 23 Create PDF files without this message by purchasing novaPDF printer (http://www.novapdf.com) 11/4/2009 The Nature of Dreams Why do we Dream? Freud’s Psychoanalytic Theory: Dream work: process where latent process content is transformed into manifest co...
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