Psychology Definitions

  1. sensation
    the process of detecting a physical stimulus, such as light, sound, heat, or pressure.
  2. perception
    the process of integrating, organizing, and interpreting sensations.
  3. sensory receptors
    specialized cells unique to each sense organ that respond to a particular form of sensory stimulation.
  4. transduction
    the process by which a form of physical energy is converted into a coded neural signal that can be processed by the nervous system.
  5. absolute threshold
    the smallest possible strength of a stimulus that can be detected half the time.
  6. subliminal perception
    the detection of stimuli that are below the threshold of conscious awareness; non-conscious perception.
  7. mere exposure effect
    the finding that repeated exposure to a stimulus increases a person's preference for that stimulus
  8. difference threshold
    the smallest possible difference between two stimuli that can be detected half the time; also called just noticeable difference.
Card Set
Psychology Definitions
Definitions in chapter 3