Lecture Notes 1: State of Consciousness
Objective 1: Discuss the history of psychologys study of consciousness, and contrast conscious
and unconscious information processing.
Psychology was the description and explanation of states of consciousness.
Lecture Notes 6: Dreaming
Objective 9: Describe the most common content of dreams.
Dream is a sequence of images, emotions, and thoughts passing through a sleeping
persons mind. Dreams are notable for their hallucinatory imagery, discontinuities, and
Lecture Notes 3: Sleep Cycle
Objective 4: List the stages of the sleep cycle, and explain how they differ.
During sleep, different parts of the cortex stop communicating.
About 90 minutes, we pass through 5 distinct sleep stages.
REM sleep is the rapid ey
Lecture Notes 2: Circadian Cycle
Objective 3: Describe the cycle of our circadian rhythm, and identify some events that can
disrupt this biological clock.
Circadian rhythm is the biological clock; regular bodily rhythms (for example, of
temperature and wa
Lecture Notes 5: Why we sleep
Objective 7: Identify four theories of why we sleep.
First, sleep protects- our ancestors who slept at night in dark caves were more likely to
Second, sleep helps restore and repair brain tissues.
Third, sleeps for r
Lecture Notes 4: Patterns and Durations
Objective 5: Explain why sleep patterns and duration vary from person to person.
Sleep patterns are different for everyone; they might be genetically influenced.
Sleep patterns are also culturally influenced.
Lecture Notes 9: Sleep and Health
These who are more susceptible to hypnosis are deeply absorbed in imaginative
activities. Actions in hypnosis are not remembered, while the will is the same of a unhypnotized
person and perception of pain is dulled. Post
Lecture Notes 10: Hallucinogens
Objective 16: Name the main categories of psychoactive drugs, and list three ways these
substances can interfere with neurotransmission in the brain.
Depressants, stimulants and hallucinogens all work in the brains synapses
Lecture Notes 8: Aftermath of Sleep
Hypnosis is power that resides in the subjects opines to suggestion.
People who respond to sway without hypnosis will respond to hypnosis.
Hypnotic ability is the ability to focus attention totally on a task, to be abso
Lecture Notes 7: Sleep Positives
Deep, slow-wave sleep helps stabilize our memories of experience.
Sleeping more helps with long-term memory.
Dreams may serve a physiological function, maybe the brain stimulates and helps
preserve neural pathways.