Chapter 3-Consciousness And The Two-Track Mind Flashcards
Cognitive neuroscience.
The interdisciplinary study of the brain activity linked with Cognition including perception, thinking, memory, and language.
Consciousness
Our awareness of ourselves and our environment.
Dual processing
The principle that information is often simultaneously processed on separate conscious and unconscious tracks
Blindsight
A condition in which a person can respond to a visual stimulus without consciously experiencing it
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 that occur on a 24 hour cycle.
REM sleep
Rapid eye movement sleep, a reoccurring sleep stage during which vivid dreams commonly occur. Also known as paradoxical sleep, because the muscles are relaxed but other body systems are active
alpha waves
The relatively slow brain waves of a relaxed, awake state.
Sleep
Periodic, natural, reversible loss of consciousness- as distinct from unconsciousness resulting from a coma, general anesthesia, or hibernation.
Hallucinations
Full sensory experiences, such as seen something in the absence of an in external visual stimulus.
Delta waves
The large, slow brain waves associated with deep sleep.
Insomnia
Reoccurring problems in falling or staying asleep.
Narcolepsy
A sleep disorder characterized by uncontrollable sleep attacks. the sufferer may lapse directly into REM sleep, often add in opportune times
Sleep apnea
A sleep disorder characterized by temporary cessations if breathing during sleep and repeated momentary awakenings
night terrors
A sleep disorder characterized by high arousal and an appearance of being terrified. Occurs in NREN-3 sleep.
Dream
A sequence of images, emotions, and thoughts passing through a sleeping person’s mind. Dreams are notable for their hallucinatory imagery and, discontinuities , and incongruities and for a dreamer’s delusional acceptance of the content and later difficulties remembering it.
Manifest content
According to Freud, the remembered story line of a dream.
Latent content
According to Freud, the underlying meaning of a dream.
REM rebound
The tendency for REM sleep to increase following REM sleep deprivation.
hypnosis
A social interaction in which one person suggests to another that certain perceptions, feelings, thoughts or behaviours will spontaneously occur.
Post hypnotic suggestion
A suggestion, made during a hypnosis session, to be carried out after the subject is no longer hypnotized; used by some clinicians to help control undesired symptoms and behaviours.
