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59 Cards in this Set
- Front
- Back
doctrine of specific nerve energies
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each sense has its own nerve type, later determined that brain does this. by Muller
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sensations vs. physical reality
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Muller
we are conscious of sensations, not physical reality |
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eradicated vitalism debate
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Helmoltz
studied metabolic processes in frogs |
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conservation of energy
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energy is constant, cannot be created or destroyed.
Helholtz |
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nerve conduction
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first to measure speed of nerve conduction
Helmholtz |
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Theory of perception (Helmholtz)
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perception is sensation and meaning from previous experience; can't be reduced to retinal images
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destroyed Kants categories of thought
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Helmholtz theory of perception
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theory of signs
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Helmholtz
close to representational theory sensations and perceptions are not images of external reality, they are signs of it. |
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kinesthesis
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Weber
sensation at level of muscle |
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two-point touch
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demonstrated that touch is not one but many senses
Weber |
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relative vs. absolute judgments
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Weber
what is smallest difference b/w two weights that can be discriminated? JND= Just noticable difference= constant fraction of standard weight |
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importance of relative vs. absolute judgments
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first statement of systematic relationship b/w physical stimulation and psychological experience
(weber doesn't realize this but Fetchner does) |
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Weber's law
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JND is a constant fraction of standard weight
-demonstrates kinesthetic sense |
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psychophysics
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study of relationship b/w physical stimuli and psychological experiences
-created by Fetchner -allowed objected measurement of psychological experience, expressed mathematically. |
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Fechner's Law
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relationship b/w physical and psychological events is logarithmic.
- perception is scaled version of reality |
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voluntarism
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Wundt
volitional control of attention, will, choice -broadly rationalism- active mind |
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Wundt's goals for experimental psychology
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discover the basic elements of thought & discover the laws by which elements combine into more complex mental experiences
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Elements of thought
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(wundt)
-sensations: modality, intensity, qualities -feelings: accompany sensations |
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tri-dimensional theory of feeling
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(wundt)
pleasantness-unpleasantness, excitement-calm, strain-relaxation |
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Introspection
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(wundt) experimental (not pure), systematic, response to varying physical stimuli, not description of inner events (used to find first goal of psychology)
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Wundt and perception
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current experience (passive)
what's out there, what's going on physically, what's the relationship to past mental experience? |
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apperception
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voluntary attention (active)
Wundt |
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Creative Synthesis
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arranging and rearranging sensations (active)
ex; color, flavor only exist psychologically b/c they are created Wundt |
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Volitional acts
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motivated behavior; decision and choice is creative but not free.
Wundt was a determinist= no free will. |
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folk psychology
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volkerpsychologie
higher mental processes only knowable through naturalistic observation (thru culture, religion, customs, language) |
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studied higher mental processes that Wundt said couldn't be studied experimentally
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Ebbinghaus
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used novel material to study learning as it occurs
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Ebbinghaus
CVC, leads to verbal learning theory |
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said that over-learning reduces retention loss, meaningful info more easily retained than meaningless info, distributed learning superior to massed learning
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Ebbinghaus
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started the experimentalists society
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Titchener
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Titchener's goals for experimental psychology
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Structuralism, catalog basic elements that account for all consciousness, find neurological correlates of mental events, describe mental experience
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Goal of structuralism
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study consciousness, mind is total accumulation of experiences over lifetime, what are basic mental elements, how do elements combine (Associationism), neurological correlates of mental experience, DESCRIBE
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stimulus error
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attaining meaning to something instead of description of sensational elements
Titchener |
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Titchener's mental elements
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sensations (elements of perceptions)
images (elements of ideas) affections (elements of emotions) |
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Criticized tridimentional theory of feeling
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titchner
(believed in hedonism, only pleasantness-unpleasantness) |
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law of combination
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Titchener
associationism- mental processes operate by association of one state with its successor states |
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why did structuralism disappear?
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introspection is bias, limits scope (ignores other aspects of psych.), focus on basic and not applied psych, inability to incorporate evolution
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imageless thought
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Kulpe
disagreed with Wundt that all thought had to have a specific referent ex, searching, doubting, hesitation, confident |
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mental set
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Kulpe
problem solving strategy that can be induced by instructions or by experience. operates on unconscious level. |
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Wursburg school
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groups of psychologists under Kulpe's influence
-found imageless thoughts higher mental processes studied experimentally |
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Inheritance of aquired characteristics
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Lamarck
environment leads to individual developing, which are then passed to other generations |
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Spencer-Bain principle
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frequency or probability of some bx increases if it is followed by pleasurable event and decreases if followed by negative event
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social darwinism
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coined by Spencer
saw evolution as progress towards perfection, justifies classism, darwin didn't believe there was a direction like perfection |
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theory of evolution
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Darwin
more offspring than environment can support, adaptive features or fittest traits are past down in genes (natural selection) evolution is endless and slow |
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evolutionary psychology
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broadened to include inclusive fitness- what's important is that genes survive, not us
very popular in current psychology- some say its the metatheory in psych. |
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Functionalism
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against search for elements of consciousness but instead the function of the mind, biological rather than physiological, urged broadening of topics and methods, motivation of bx, differences instead of similarities
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Father of US psychology
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William James
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had a crisis because his materialistic views were incompatible with free will, so he decided to except free will
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James... radical empiricist, functionalist, soft determinism
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established first lab in psych. (but it was for teaching, not experimental)
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James
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Principles of Psychology
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written by James
opposed Wundt and structuralism can't break psych experience into elements, observing elements changes them |
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stream of consciousness
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the way James thought the mind works
-personal, continuous, ever-changing, selective, and functional (adaptive, evolution) |
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studied instincts
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james
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James-Lange theory of emotion
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emotion is determined by experience of body's reaction to stimulus
(emotion is label we put on physiological arousal) |
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James and determinism
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determinism when conducting science, non-determinism otherwise, free will required to feel like life has purpose and that we have control
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James' contributions
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incorporated evolutionary theory into psych., supported applied and comparative psych., eclectic approach expanded domain of psych.
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Puzzle Box
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Thorndike,
animal learning, measured latency to get out of box, learning curve, reached conclusions that learning is incremental and automatic (passive mind) |
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Connectionism
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Thorndike
strength of neural connections in learning, neural bonds or connections that associate sense impression and impulses to action |
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Law of Effect
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Thorndike
reinforement makes behavior more likely, punishment less likely |
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Transfer of training
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belief at the time that learning strengthened mental muscle. Thorndike found no evidence of this (learning only transfers if situations are similar.)
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functionalism's fate
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incorporated into virtually all subfields of psych., no longer considered separate school
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