Exam 2 Flashcards
Psychology focused on the study of consciousness-
exist on a continuum defined as awareness of self and environment
_________ Linking brain activity and mental processes
Cognitive Neuroscience
________________ Any condition which is significantly different from a normal waking beta ( awake and alert) wave state.
Alter states of consciousness
Alter states of consciousness can result
1) ________: fever, sleep deprivation, psychosis.
2) ________: sensory deprivation, hypnosis, sleep deprivation, lucid dreaming, hypnosis, meditation, drugs.
1) Accidently
2) intentionally
_______________: day dreaming, dreams, drowsiness (happens automatically)
spontaneously induced
_____________: hallucinations (sensory experiences without external sensory stimulus), starving
physiologically induced
______________: hypnosis, meditation
psychologically induced
Dual processing- 1) Fast\ automatic -emotional -impulses\drives -habits -beliefs unconscious (intuitive) System 1
2) Slow\ effortful
-logical
- reflection
-planning
-problem solving
conscious (deliberate)
System 2
____________
consciously aware of only a small amount of info
- zoom in and screen out.
cognitive process
______ cannot handle information overload
brain
_______ on a particular stimulus
ex. Cocktail party effect: attend to one voice in the crowd.
focus
___________- sees if person notices a change in something.
- does not even notice large changes
change blindness
___________-
- focused attention
- being in the moment
- experiencing the here and now
- fully aware of what is going on around us
mindfulness
The mind process information on two separate tracks. What are they?
Conscious and unconscious
How much information can we attend to at one time?
very little
What is consciousness?
How we are in the environment. ( awareness of self) awareness of the environment
Daydreaming
spontaneously induced
hypnosis
psychologically induced
meditation
psychologically induced
Starvation
physiologically induced
drowsiness
spontaneously induced
one has a ___ hour biological clock
24
________ rhythm: body temp, hormones
circadian rhythm
true or false:
When we dream of performing some activity, our limbs move along with the activity?
False
True or false:
Older adult needs sleep more than young adults
False
True or false:
sleepwalkers are acting out their dreams
false
True or false:
sleep experts recommend treating insomnia with occasional sleeping pill
false
True or false:
Some people dream every night; others seldom dream
false
Body temperature increases in the morning= ______ in melatonin
decrease
Body temperature decreases in the evening = ______ in melatonin
increase
______________ nucleus (SCN) - located in the hypothalamus.
- SCN triggers the pineal gland
- responsible for releasing melatonin
Suprachiasmatic nucleus
___________ and the delay of the sleep onset
Artificial light
____ minute sleep cycle - young adult- adult
90
__ distinct sleep stages
4
The four distinct sleep stages were discovered by ______ ________ in 1952
Eugene Aserinsky
How do we know that we have fallen asleep?
We only know when we wake up
Stages 1-3 =
NREM or non-rem sleep (75% of sleep)
Stage 4=
REM Sleep (25% of sleep)
NREM-__ : theta waves hallucinations possible: sensory experiences without sensory stimulus
- hypnagogic: sudden jerk or falling sensation (1-7 min)
NREM-1
_________: sudden jerk or falling sensation (1-7 min)
hypnagogic
NREM-__ (20 min) sleep spindles (45% of sleep)
NREM-2
NREM-___ (few minutes): delta waves
NREM-3
Bed wetting happens at
the end of stage three (NREM-3)
Sleepwalking happens in
stage 3 (NREM-3)
Sleep talking happens in
Stage 2+ ( NREM-2+)
One cycle of sleep goes:
NREM-1, NREM-2, NREM-3, NREM-3, NREM-2, REM
_______________: internally aroused externally calm ( looks awake) Theta waves and break through beta waves.
paradoxical sleep
Brainstem blocks motor messages ________
REM atonia
VERY active brain:
creating the environment
_____________: emotional, story-like, hallucinating
REM dreams
______ hours of dreaming a year
600
You can dream in NREM -1-3 stages of sleep, but the dreams are
thought orientated
Sleep patterns maybe ____________.
genetically influenced.
What effects sleep patterns?
- Modern light bulbs
- shift work
Sleep debt last
approx., 2 weeks
Teenagers require ____ sleep
a lot
___ of students are sleep deprived.
80%
We sleep maybe 1 2 3 4 5
- sleep protects
- fits ecological needs ex big animals sleep less. More or less animal sleep is based on size - Help to recuperate
restorative value to sleep? Helps recuperate body and mind - Memory Process- Short term memories become long term
- creative thinking coming up with plans; sleeping on it
5 Growth process ; Human growth hormone released during deep stages of sleep. sleep is vital for growth.
_______ ( Initial, middle ( fragmented sleep) , terminal.
- Treat with pills\alcohol
- rebound insomnia
- Must be repitative and not grief created.
- Must be long term month or longer
Insomnia
_______
- sleep attack
- fall into REM
- 1 in 2,000
Narcolepsy
_______
- Stop breathing
- slow-wave sleep disturbed
- fatigue\depressed next day
- associated with obesity
- treat with CPAP
Sleep Apnea
\_\_\_\_\_\_: First few hours of sleep, high arousal usually young kids and appears in boys more so then girls - associated with central nervous system - can happen and then go away
Night terrors
______________- Freud’s perspective : unconscious desires\wishes ( that we can’t fulfill in waking hours
- Manifest content: Story line - what you report
- Latent content: hidden content ( meaning) - what the psychoanalyst tells you your dream means
Wish fulfillment theory
________content : story line- what you report to psychoanalyst
manifest content
_______ content : hidden content - what they psychoanalyst tells you your dream means
latent content
___________ : work through day’s experiences - you processing what happened throughout the day. Day life goes into dreams
information processing
_______________: neutral activity. Just brain being very active during REM. Nothing more than random fire of neurons
Activation synthesis
Parts of our brain are more ______ in sleep
active
Brain functioning ( ___________)
memory consolidation
problem solving is _______ with sleep
Ex.
Two groups are given a new task
One group sleeps while the other group doesn’t
The group who sleep usually has better memory
enhanced
There is a _______ between mental illness and sleep disruption
- In many cases, sleep disruption come first before mental illness
relationship
REM is _________ by alcohol and sleeping pills
inhibited
Night terrors happen in ________
NREM-3 of stage 3
Nightmares happen in _____
REM
NREM stands for
Non rapid eye movement
REM stands for ___
rapid eye movement
Circadian rhythm can easily be disrupted by for example
travel, moving, time change
A cycle of sleep last for
90 minutes
As the night goes on REM gets
longer
You spend time and what two stages later on into the night?
NREM-2 and REM
________ is highly effected by sleep deprivation
immune system
_________ falling asleep without knowing it
micro sleep
Sleep starts from
theta waves