PSYCH 110 1st Edition Lecture 7Outline of Last Lecture I. Brain differences II. How does gender affect brain lateralization? III. Endocrine systemIV. Behavioral geneticsV. Chapter 4- states of consciousnessVI. Altered states of consciousnessVII. How does the internal clock get reset?VIII. Larks vs. Owls?IX. We do we need sleep?X. EEG’s reveal 2 major types of sleep: XI. Brain wavesXII. Stages of sleepOutline of Current Lecture I. REMII. Developmental sleep changesIII. The effects of being deprived of sleepIV. Sleeping disordersV. DreamingThese notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.VI. Dream meaningsVII. TheoriesVIII. Alternate forms of consciousnessCurrent LectureI. REM A. No delta waves during REM B. Cycle occurs once every 90 minutes C. Age related changes: as you age, stages 3 and 4 of REM decrease D. Why do we need REM? - Consolidation of memory - Aid learning -Helps divert thinking (creativity) - Reduces stress - Helps with complex thoughts/ tasks - Organize connections within the brain E. REM only occurs in mammals and birds of prey. F. REM rebound= go into REM faster and dream more - Use of drugs, alcohol, and sleep deprivation can trigger REM reboundII. Developmental sleep changes A. Infants and young children sleep the longest and have the highest amount of REM. B. Children 6 years old through puberty have the most consistent sleep. C. Quality and quantity of sleep decreases with age.III. The effects of being deprived of sleep:A. MoodB. alertnessC. body temperatureD. immunityE. cognitive tasksIV. Sleeping disorders: A. Parasomnias: - Sleep walking - Nightmares - Sleep talking B. Dyssomnias: - Narcolepsy - sleep aprea - insomniaV. DreamingA. Your prefrontal cortex is inactive, emotional/ visual centers are activeB. Lucid dreaming: learning to control your hallucinationsVI. Dream meanings:A. Freud’s manifest content: surface/ visible content, images as recalled by the dreamer.B. Latent content: symbolic meaning behind dreamsVII. TheoriesA. Cognitive: thinking while asleepB. Activation: synthesis/ hypothesis (Hubson and McCarley), we are prewired to make sense of misc. information (provide a theme). C. Evolutionary: rehearse survival skillsVIII. Alternate forms of consciousnessA. Meditation: quieting the mind and body to benefit mood and cardiovascular healthB. Progressive muscle relaxation