consciousness

Chapter 4 Learning Objective Menu ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Consciousness ,[object Object],[object Object],[object Object],LO 4.1 Consciousness and levels of consciousness Menu

Necessity of Sleep ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],LO 4.2 Why sleep and how sleep works Menu

Necessity of Sleep ,[object Object],[object Object],Menu LO 4.3 Purposes of sleep

Brain Wave Patterns ,[object Object],[object Object],[object Object],[object Object],LO 4.4 Stages of sleep Menu

Stages of Sleep ,[object Object],[object Object],LO 4.4 Stages of sleep Menu

Stages of Sleep ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],LO 4.4 Stages of sleep Menu

Stage Four Sleep Disorders ,[object Object],[object Object],LO 4.4 Stages of sleep Menu Sleepwalking is more common among children than adults. Although this young girl may appear to be awake, she is still deeply asleep. When she awakens in the morning, she will have no memory of this sleepwalking episode.

REM Sleep and Dreaming ,[object Object],[object Object],[object Object],[object Object],[object Object],LO 4.5 Dreaming and what happens when people do not dream Menu

Can Sleepwalking be a Crime Defense? ,[object Object],[object Object],[object Object],LO 4.6 Sleepwalking Menu

Problems During Sleep ,[object Object],[object Object],[object Object],[object Object],[object Object],LO 4.7 Problems during sleep Menu

Menu LO 4.4 Problems during sleep

Dreams ,[object Object],[object Object],[object Object],[object Object],[object Object],LO 4.8 Why people dream and what they dream about Menu

Hypnosis ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],LO 4.9 Hypnosis and how it works Menu

Menu LO 4.9 Hypnosis and how it works Hypnotic susceptibility – degree to which a person is a good hypnotic subject.

Menu LO 4.9 Hypnosis and how it works

Theories of Hypnosis ,[object Object],[object Object],LO 4.9 Hypnosis and how it works Menu

Psychoactive Drugs ,[object Object],[object Object],[object Object],[object Object],[object Object],LO 4.10 Physical and psychological dependence on drugs Menu

Stimulants ,[object Object],[object Object],[object Object],LO 4.11 Stimulants Menu

Stimulants ,[object Object],[object Object],LO 4.11 Stimulants Menu

Menu LO 4.11 Stimulants The harmful effects of nicotine are now well known, but many people continue to smoke or chew tobacco in spite of warnings such as this one cautioning pregnant women not to smoke. The nicotine patch this man is placing on his upper arm will deliver a controlled dose of nicotine throughout the time he is wearing it to prevent the physical craving for the drug. As he continues to move to smaller doses, his addiction will lessen and eventually disappear.

Depressants ,[object Object],[object Object],[object Object],LO 4.12 Depressants Menu

Alcohol ,[object Object],[object Object],LO 4.13 Alcohol Menu

Narcotics ,[object Object],[object Object],[object Object],[object Object],LO 4.14 Narcotics Menu

Hallucinogens ,[object Object],[object Object],[object Object],[object Object],LO 4.15 Hallucinogens Menu

Marijuana ,[object Object],LO 4.16 Marijuana Menu This woman is preparing a cannabis (marijuana) cigarette. Cannabis is reported to relieve pain in cases of multiple sclerosis and chronic pain from nerve damage. Such use is controversial as cannabis is classified as an illegal drug in some countries.

consciousness

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consciousness