defining consciousness
Biological Rhythms and sleep
stages of wakefulness and sleep
Sleep and Disease
Theories
100
Define consciousness.
An individual's awareness Of external and internal sensations under a condition of arousal, including awareness of the self and thoughts about one's experiences.
100
What is a biological rhythm?
periodic physiological fluctuations in the body, such as the rise and fall of hormones and accelerated ad decelerated cycles of brain activity that can influence behavior.
100
How many stages of sleep are there?
five.
100
sleep disorders effect people more who have____
depression, mental disorers.
100
when we are alert and awake, our conscious experience tends to be driven by______ _______.
external stimuli.
200
What are the two aspects of consciousness?
Awareness and arousal
200
What is the small brain structure called that uses retina to synchronizes its own rhythm with the daily cycle of light and dark.
the suprachiasmatic nucleus (SCN)
200
What does REM stand for?
Rapid eye movement
200
true or false neurons that control sleep interact closely with the nervous system.
false. closely with the immune system.
200
name the and explain the two stimuli used in the cognitive theory.
external stimuli: things we hear, see, and respond to. internally generated stimuli: things that have no behavioral consequence. (neural activity in he brain stem)
300
Give an example of a controlled process.
when a person is thinking about a specific thing they do not think about their surroundings.
300
Give and example of a circadian rhythm.
Body temperature, blood sugar, blood pressure.
300
What’s the difference between desynchronus waves and synchronous waves?
desynchronus waves are fast with no pattern, synchronous is slower and at a more regular pattern.
300
Whats he difference between a nightmare and a night terror?
A nightmare is a frightening dream hat awakes the sleeper from REM sleep whereas a night terror is a sudden arousal from sleep in intense fear. a night terror you think is real.
300
What are the four theories as to WHY we need sleep?
evolution, restoration, energy conservation, brain plasticity
400
states of of consciousness that require little attention and do not interfere with ongoing activities.
Automatic Processes
400
Give a way your biological clock can be desynchronized.
taking overseas flights, becoming jet lagged.
400
Name two different types of waves
any are good: beta, alpha, delta, theta
400
give the two formal terms used for sleep walking and sleep talking.
sleepwalking: somnambulism sleep talking: somniloquy
400
what is the theory hat proposes that we can understand dreaming by applying the concepts we use while studying the waking mind.
Cognitive theory of dreaming
500
What are the controlled processes and automatic processes?
controlled: higher level consciousness ex. doing math problems automatic: Lower-level consciousness gazing at a sunset
500
and example of a biological rhythms is?
Birds migrating for the winter.
500
In all ________, the reicular formation plays a crucial role in sleep and arousal.
vertebrates.
500
Name and explain the two contents Freud distinguished in his approach.
Manifest content: the surface content of a dream, containing dream symbols that disguise the dream's true meaning. latent content: A dream's hidden content; its unconscious and true meaning.
500
what is the theory that uses internal and external stimuli to explain random brain activity during sleep.
activation-synthesis theory.
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