1. Hockenbury and Hockenbury Discovering Psychology Fourth Edition
Outline PowerPoints
Chapter 4: Consciousness and Its Variations
(c) 2007 Worth Publishers

2. Chapter 4: Consciousness and Its Variations
Prologue: A Scream in the Night
Introduction: Consciousness: Experiencing the “Private I”
Biological and Environmental “Clocks” That Regulate Consciousness
The Suprachiasmatic Nucleus: The Body’s Clock
Life Without a Sundial: Free-Running Circadian Rhythms
Circadian Rhythms and Sunlight: Some Practical Implications
(c) 2007 Worth Publishers

3. Chapter 4: Consciousness and Its Variations
Sleep
The Dawn of Modern Sleep Research
The Onset of Sleep and Hypnagogic Hallucinations
The First 90 Minutes of Sleep and Beyond
Changes in Sleep Patterns over the Lifespan
Why Do We Sleep?
Sleep Disorders: Troubled Sleep
(c) 2007 Worth Publishers

4. Chapter 4: Consciousness and Its Variations
Dreams and Mental Activity During Sleep
The Brain During REM Sleep
REM Sleep and Memory Consolidation
What Do We Dream About?
Why Don’t We Remember Our Dreams?
Nightmares
The Significance of Dreams
Hypnosis
Effects of Hypnosis
Explaining Hypnosis: Consciousness Divided?
(c) 2007 Worth Publishers

5. Chapter 4: Consciousness and Its Variations
Meditation
Effects of Meditation
Psychoactive Drugs
Common Properties of Psychoactive Drugs
The Depressants: Alcohol, Barbiturates, & Tranquilizers
The Opiates: From Poppies to Demerol
The Stimulants: Caffeine, Nicotine, Amphetamines, & Cocaine
Psychedelic Drugs: Mescaline, LSD, & Marijuana
Designer “Club Drugs”: Ecstasy & Dissociative Anesthetic Drugs
Closing Thoughts
Application: Improving Sleep and Mental Alertness
(c) 2007 Worth Publishers