Psychology Consciousness and the Two Track Mind

Topics: Sleep, Drug addiction, Electroencephalography Pages: 6 (1281 words) Published: October 10, 2013
Definition
Description
Consciousness
Our awareness of ourselves and our environment (can take different forms) Cognitive neuroscience
The interdisciplinary study of the brain activity linked with cognition (including perception, thinking, memory and language)
Dual processing
The principle that information is often simultaneously processed on separate conscious (deliberate, high road) and unconscious (automatic, low road) tracks. Selective attention
The focusing of conscious awareness on a particular stimulus Inattentional blindness
Failing to see visible objects when our attention is directed elsewhere Change blindness
Failing to notice changes in the environment
Circadian rhythm
The biological clock; regular bodily rhythms (temperature, wakefulness) the occur on a 24-hour cycle REM sleep
Stage 5
Rapid eye movement sleep, a recurring sleep stage during which vivid dreams occur (also known as paradoxical sleep – muscles relaxed, other body systems active) Alpha waves
The relatively slow brain waves of a relaxed, awake state
Sleep spindles
Occurs during stage 2
Stage 1
Transition into sleep
Stage 2
Beginning of slow wave
Stage 3

Stage 4

Sleep
Periodic, natural, reversible loss of consciousness – distinct from unconsciousness as a result of coma, general anesthesia or hibernation Hallucinations
False sensory experiences, such as seeing something in absence of and external visual stimulus Delta waves
The large slow brain waves associated with deep sleep
Insomnia
Recurring problems in falling or staying asleep
Narcolepsy
A sleep disorder characterized by uncontrollable sleep attacks. The sufferer may lapse directly into REM sleep, often at inopportune times. Sleep apnea
A sleep disorder characterized by temporary cessations of breathing during sleep and repeated momentary awakenings. Night terrors
A sleep disorder characterized by high arousal and an appearance of being terrified; unlike nightmares night terrors occur during stage 4 sleep, within 2 or 3 hours of falling asleep and are seldom remembered Dream

A sequence of images, emotions and thoughts passing through a sleeping persons mind. Dreams are notable for their hallucinatory imagery, discontinuities and incongruities and for the dreamers delusional acceptance of the content and later difficulties remembering it Manifest content

According to Freud, the remembered story line of a dream (different from its latent or hidden content) Latent content
According to Freud, the underlying meaning of a dream
REM rebound
The tendency for REM sleep to increase following REM sleep deprivation (created by repeated awakenings during REM sleep) Hypnosis
A social interaction in which one person (the hypnotist) suggests to another (the subject) that certain perceptions, feelings, thoughts or behaviors will spontaneously occur. Posthypnotic suggestion

A suggestion made during a hypnosis session to be carried out after the subject is no longer hypnotized Dissociation
A split in consciousness which allows some thoughts and behaviors to occur simultaneously with others Psychoactive drug
A chemical substance that alters perceptions and moods
Tolerance
The diminishing effect with regular use of the same does of a drug requiring the user to take larger and larger doses before experiencing the drug’s effect Withdrawal
The discomfort and distress that follows discontinuing the use of an addictive drug (physical pain, intense craving) Physical dependence
A physiological need for a drug, marked by unpleasant withdrawal symptoms when the drug is discontinued Psychological dependence
A psychological need to use a drug, such as to relieve negative emotions Addiction
Compulsive drug craving and use, despite adverse consequences Depressants
Drugs (alcohol, opiates) that reduce neural activity and slow body functions Barbiturates
Drugs that depress the activity of the central nervous system, reducing anxiety but impairing memory and judgment...
Continue Reading

Please join StudyMode to read the full document

You May Also Find These Documents Helpful

  • Essay about Consciousness and the Two-Track Mind
  • Metaphor: Two-track Mind Essay
  • Essay on Two-track Mind
  • Essay about Two-track Mind
  • Psychology Essay
  • Psychology Research Paper
  • psychology Essay
  • psychology Essay

Become a StudyMode Member

Sign Up - It's Free