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7 Cards in this Set

  • Front
  • Back
Adaption
Reduction in response caused by a prior stimulation
Sensory Trandsducer
receptor that converts physical energy from the enviorment into neuro energy
Psychophysics
defining quantitive relationships btw physical and psychological events
Two-point threshold
minium distance at which 2 stimuli are perceptable as separate
difference threshold
smallest change in a stimulus intensity required to produce a difference in sensation noticeable 50% of the time
JND(just noticable difference)
Smallest differece btw 2 stimuli
Weber's Law
principle that the JND is a constant fraction of the comparison stimulus