1. Consciousness Test Review
Tuesday Dec. 17th
25 MC Questions (75 point test)
Graphs

2. Review Sheet… Awareness of ourselves & world around us
24 cycle / biological clock
Jet Lag / Shift Work / Melatonin
Awake but relaxed = stage 1
Sleep spindles (20’s)
Stage 1 – lightest stage; easiest to awaken
Any stage
Delta waves
REM: Stage 4
Stage 1 (alpha)

3. Review Sheet…
10. REM 11. Brain active; body inactive minutes 13. irratibility/stress/weight gain/poor judgement 14. Stop breathing 15. REM : Stage Manisfest 17. Hidden meaning

4. Sleep Stages

6. The Effects of Sleep Loss

7. Four Sleep Theories Dream Theories To satisfy our own wishes
1. Sleep protects
2. Sleep helps us recover
3. Sleep helps memory & creative thinking
4. Sleep releases growth hormones
Dream Theories
To satisfy our own wishes
Freud; psychic safety valve;
Manifest Content / Latent Content
To make sense of neural static
Activation Synthesis Theory – dreams have no hidden meaning
Protects – safer in cave from prey & hard to navigate in dark (elephants = 4 hrs sleep vs bats 20 hrs sleep)
Memory – sleep helps people perform a learned task better

8. Sleep Deprivation & Disorders
Effects of Sleep Debt
Sleep Disorders
Weight Gain
Gherlin
Stress
Cortisol
Irritable
Less Creative
Poor Judgement
1 in 10
Insomnia
Sleep Apnea
Stop breathing
Night Terrors
Stage 4
Narcolepsy
1 in 20
Alcohol & sleeping pills quick fix actually make things worse = reduce REM
1 in 2000