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Chapter 5
Consciousness
34
Psychology
Undergraduate 1
02/12/2011

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Term
Ordinary Waking Consciousness
Definition
Perceptions of though, images, feelings, desires at a given moment. Sense of self comes from the experience of watching yourself.
Term
Non-Conscious Processes
Definition
bodily activities that rarely impinge on consciousness, such as digestion, regulation of blood pressure, and breathing.
Term
Preconscious Memories
Definition
Memories that become accessible to consciousness only after something brings attention to it
Term
Unattended Information
Definition
Stimuli that are not the focus of attention but may be processed below awareness. May become the focus of attention of stimuli become relevant (i.e name at party)
Term
Unconsciousness
Definition
mental processes that cannot be conscious and contains forbidden, traumatic thoughts (according to Freud)
Term
Restrictive Function
Definition
Performed by consciousness to tune out irrelevant information towards immediate goals, (including searching through memory)
Term
Selective Storage
Definition
Performed by consciousness towards a specific stimuli to analyze, interpret and act upon
Term
Planning
Definition
Executive functions that suppress strong desire when conflicting with moral, ethical, or practical concerns.
Term
Circadian Rhythms
Definition
Human Time Cycle: influence arousal levels, metabolism, heart rate, body temperature, hormonal activity, and other bodily processes
24 Hours
Term
Electroencephalogram (EEG)
Definition
Records electrical brainwave activity
(breakthrough in sleep research)
Term
Cycles per second (cps)
Definition
14 cps before bed
Stage 1: 3-7
Stage 2: Sleep Spindles (minute bursts of electrical activity) 12-16
Stage 3: Deep relaxation 1-2
Stage 4: Deeper
Term
REM
Definition
a return to brain wave activity similar to that found in stages 1 and 2, by rapid eye movements, and by the presence of dreams.
Term
NREM
Definition
First 4 stages
require about 90 minutes. REM sleep about 10 minutes. During the course of a night, this 100- minute cycle is repeated four to six times.
Term
Conservation & Restoration
Definition
Sleep helps conserve energy for other survival behaviors such as foraging for food, searching for mates, or moving.
Sleep serves a restorative function because neurotransmitters and neuromodulators may be synthesized and their balance restored during sleep.
Term
Function of REM sleep
Definition
appears to be related to the maintenance of mood and emotion, storing memories, and fitting recent experiences into existing memories. REM sleep may also restore the
D.
E.
balance of the brain after NREM sleep and be involved in consolidating learning.
Term
Narcolepsy
Definition
Periodic compulsion to fall asleep during the day time
Term
Sleep Apnea
Definition
Person stops breathing while asleep, causing them to wake suddenly
Term
Nightmares/Sleep Terrors
Definition
Occur in NREM
More likely to happen in childhood or after trauma
Term
"Dreams to the royal road of unconsciousness"
Definition
Freud
Western culture
Dream symbols--universal and personal interpretation
Term
Interpretation of Dreams
Definition
Freud believed dreams to be wish fulfillment or strong unconscious desires disguised in dream form
Work backwards from manifest to latent content
Term
Dream Works
Definition
Takes forbidden wishes, makes them acceptable, and turns them into dreams
Term
Latent Content
Definition
Hidden wish or meaning of the dream
(turned into Manifest content through use of Dream Work)
Term
Activation Synthesis Model
Definition
Dreams are brains way of making sense of random neural activity during sleep
Quest for meaning
Term
Contemporary Theory of Dream Content
Definition
-Activation Synthesis Model
-Evidence suggests that dreams do not emerge randomly this way. The amygdala and the hippocampus are specifically more active, and studies show dreams reflect our daily lives.
Term
Meditation
Definition
Change consciousness by reducing self awareness to enhance self-knowledge and well being
Increase auditory & somatosensory cortex thickness
Concentrated & Mindfulness
Term
Concentrative Meditation
Definition
Using focus to clear the mind of thought
Term
Mindfulness Meditation
Definition
Allow thoughts to run freely without analysis
Term
Psychoctive Drugs
Definition
Chemicals that affect mental processes such as mood, memory, behavior, and perception by altering conscious awareness
Term
Tolerance
Definition
More & more drugs are needed to produce the same amount of change in consciousness
Term
Psychological Dependence
Definition
when an individual finds cravings for drugs so strong that they adopt lifestyles which allow use of the drug and often impair functioning. This can occur with or without a physiological dependence.
Term
Cannabis
Definition
including both marijuana and hashish, can create mild, pleasurable highs, distortions of space and time, euphoria, and occasionally, hallucination. Possible negative effects include fear, anxiety, paranoia, confusion, and retardation of motor function. Cannabinoids, the active chemical in marijuana, binds to specific receptors in the hippocampus designed for endocannabinoids like anadomide.
Term
Opiates
Definition
heroin, morphine, OxyContin) suppress physical sensation and stimulation and produce a rush of euphoria. These drugs are strongly addictive.
Term
Depressants
Definition
barbiturates and alcohol, tend to depress or slow mental and physical activity of the body by inhibiting the transmission of nerve impulses in the central nervous system at synapses using GABA.
Term
Stimulants
Definition
amphetamines, cocaine, and crack, induce a sense of euphoria, self-confidence, and hyperalertness. Possible negative effects include paranoid delusions, cycles of euphoric highs and painful lows, and social isolation
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