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Place ALL items on a desk or out of the way
Find a spot around the room to sit or lay down, away from others!!! Get comfortable and try to ignore others and any distractions that may come about. As you come in, be generous with those around you and find a spot that will not distract others. Challenge yourself to attempt to meditate, become present, be aware of yourself and learn to relax If you feel you can’t take on this challenge. You can wait outside until the rest of us have attempted something new.
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Return to your seat and get a pen out
Return to your seat and get a pen out. We’re going to take our learning quiz
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Quiz 20 Questions MC PEN only Write name and bubble in student #
Complete ALL questions. Return both questions and answer sheet to front
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Naps – Are they normal? Biologically speaking, we seem to have a major period of sleep at night and a smaller period of sleep in the afternoon which begins around 12 hours after the middle of the main period of sleep. If Sam slept from 10pm to 8am last night, 3 am would the middle of this period…so Sam is now napping at 3pm. A 45 minute nap improves alertness for up to 6 hours…naps longer than 45 minutes signal a sleep deficit.
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Annual Cycles: seasonal variations (bears hibernation, seasonal affective disorder)
28 day cycles: menstrual cycle. 24 hour cycle: our circadian rhythm 90 minute cycle: sleep cycles. Biological Rhythms
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Rhythm of Sleep Circadian Rhythms occur on a 24-hour cycle and include sleep and wakefulness Controlled by the hypothalamus, specifically the suprachiasmatic nucleus (SCN) receives input from the eyes & is especially sensitive to the light dark cycles of day and night light signals the SCN to tell the pineal gland to stop release of melatonin…in darkness SCN no longer sends messages, increasing melatonin levels and sleepiness Illustration © Cynthia Turner 2003 Under normal circumstances, the pattern undergoes daily readjustment by our exposure to light and by our habitual routines
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The first 90-minutes to sleep
The Basic Sleep Cycle The first 90-minutes to sleep
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Sleep Stages 1-4 --“Quiet Sleep”
Light sleep Stage 1 – just drifting to sleep, may experience fantastic images and/or auditory hallucinations Stage 2 – more relaxed, clearly asleep – sleep spindles (short bursts of brain activity) occur Deep sleep (brain activity significantly slowed) Stage 3 – transitional stage to deeper sleep Stage 4 – deepest sleep of all, hard to awaken…only occurs during the first few cycles of the night
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Duration of Stages Stage 1: lasts only a few moments Stage 2: 45-50%
Stage 3 & 4: dominate first half of night…REM and 2 dominate the rest REM: 20-25% of night…paralysis, heightened brain activity…1st dream = appox. 10 min Sleep cycle occurs approx 4-5 times per night and lasts 90 minutes.
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REM Sleep – Paradoxical Sleep
After reaching the deepest sleep stage (4) the sleep cycle starts moving backward towards stage 1. Although still asleep, the brain engages in low amplitude, fast and regular beta waves, much like awake-aroused state. A person in this sleep phase exhibit Rapid Eye Movements (REM) and reports vivid dreams. Brain very active, yet major muscles in body relaxed/paralyzed.
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Do now Pick up one Plicker sheet from the podium and one “MOUSE PARTY” handout Warm up questions w/family group Reading guide 5E out for a date stamp!
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Goals for today: Review “DREAMS” Mouse Party—learn all about drugs
Next class: UNIT EXAM. Reading guide for unit 5 due Any late work due as well.
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Copyright © Allyn & Bacon 2007
Dreams and Dreaming Women dream about children, men about aggression Men dream about other men more than women dream about men Usually the first dream of the night connects to events of the day… and other dreams build on this The last dream is the one most often remembered, but also the one with the least connection to the previous day’s events Copyright © Allyn & Bacon 2007
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What do we Dream? What are some common themes in YOUR dreams?
Have you ever had a recurring dream?
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Dreams Questionnaire…
1000 Psychology Today readers responded… 95% said they remembered their dreams 39% said they could control their dreams 68% said they had a recurring dream What do recurring dreams mean? 28% said they had died in a dream 45% said they had dreamed about celebrities
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Dream Theories Summary Dream interpretation???
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Looking ahead Thursday: Unit exam on Learning, States of Consciousness. Heavy on Learning over SofC Reading Guide 5E due Mouse Party handout due On blog for your assistance: PPTs on Drugs, Sleep/Dreams, Hypnosis Lecture notes Additional resources for learning and SofC, visuals and practice exam questions.
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