1. Selective Attention  At any given moment, we are only able to focus our awareness on one experience –Cocktail Party Effect  If you want to do more than one thing at a time you need to select what you will pay attention to –Texting while driving –Focused vs. divided attention

2. Inattentional Blindness  Failing to see visible objects when our attention is directed elsewhere  http://viscog.beckman.illinois.edu/flashmovie/15.php http://viscog.beckman.illinois.edu/flashmovie/15.php http://viscog.beckman.illinois.edu/flashmovie/15.php  Change Blindness – a form of inattentional blindness where people are so focused on something that they fail to see obvious changes taking place  http://www.youtube.com/watch?v=mAnKvo- fPs0 http://www.youtube.com/watch?v=mAnKvo- fPs0 http://www.youtube.com/watch?v=mAnKvo- fPs0

3. Circadian Rhythms: our bodily cycle Influenced by bright light: People adopt a 25 hr. day when influenced by lightInfluenced by bright light: People adopt a 25 hr. day when influenced by light This is why you should go outside instead of to sleep when you go to Europe!This is why you should go outside instead of to sleep when you go to Europe! Body temp: Rises as morning approaches; peaks during day; dips early afternoon; drops before sleepBody temp: Rises as morning approaches; peaks during day; dips early afternoon; drops before sleep

4. How many years will the average person spend sleeping in their lifetime?

5. Stages of Sleep

6. BRAIN WAVES AND ALERTNESS  BETA WAVES: BRAIN WAVES WHEN YOU ARE AWAKE AND ALERT  ALPHA WAVES: WAKING SLEEP, JUST ABOUT TO GO INTO STAGE ONE, STATE OF RELAXATION, RESTING WITH YOUR EYES CLOSED

7. STAGE ONE  THETA WAVES  Fantastic Images  Alien Abduction  Hallucinations  Sensation of Falling  Light sleep  Person Can Be Easily Aroused

8. STAGE TWO  SLEEP SPINDLES  BURSTS OF RYTHMATIC, BRAIN-WAVE ACTIVITY  SLEEPWALKING, SLEEP TALKING CAN BOTH OCCUR  YOU CAN STILL EASILY BE AWAKENED  THETA WAVES STILL HERE

9. STAGE THREE  BEGINNING OF DELTA WAVES  SLOW WAVE SLEEP

10. REM-Aserinsky  RAPID EYE MOVEMENT  PARADOXICAL SLEEP: YOUR BRAIN IS VERY ACTIVE BUT YOUR MUSCLES ARE IN A PARALYZED STATE  REM OCCURS AFTER CYCLING BACK THROUGH STAGES (1,2,3,4,3,2,1 REM)

11. REM REBOUND-Dement  IDEA OF CATCHING BACK UP ON REM SLEEP  DAYTIME HALLUCINATIONS BASED ON THE LOSS OF REM SLEEP (worst case scenario)  In most people just falling into REM more quickly than if not deprived