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5 Written Questions

5 Matching Questions

  1. difference threshold
  2. selective attention
  3. middle ear
  4. Parapsychology
  5. perception
  1. a the mental process of sorting, identifying, and arranging raw sensory data into meaningful patterns
  2. b The focusing of conscious awareness on a particular stimulus, like the cocktail effect (notice your name in a crowd)
  3. c The chamber between the eardrum and cochlea containing three tiny bones (Hammer, Anvil, and Stirrup) that concentrate the vibrations (conduction) of the eardrum on the cochlea's oval window.
  4. d Study of paranormal phenomena, including ESP and psychokinesis
  5. e Just Noticeable Difference (JND); the smallest change in stimulation that you can detect 50% of the time; differs from one person to the other (and from moment to moment); tells us the flexibility of sensory systems

5 Multiple Choice Questions

  1. nerve cells in the brain that respond to specific features of the stimulus, such as shape, angle, or movement.
  2. Hearing loss caused by damage to the cochlea's receptor cells or to the auditory nerves; also called nerve deafness.
  3. Conversion of one form of energy into another. In sensation, the transforming of stimulus energies into neural impulses.
  4. The theory that opposing retinal processes (red-green Christmas, yellow-blue Michigan, white-black) enable color vision.
  5. Illusion of movement created when two or more adjacent lights blink on and off in quick succession

5 True/False Questions

  1. convergenceThe innermost part of the ear, containing the cochlea, semicircular canals, and vestibular sacs.


  2. opponent-process theoryThe theory that opposing retinal processes (red-green Christmas, yellow-blue Michigan, white-black) enable color vision.


  3. subliminal perceptionAbility to see objects in three dimension although the image that strike the retina are two-dimensional; allows us to judge distance


  4. Young-Helmholtz trichromatic theoryThe spinal cord contains a "gate" that blocks pain signals or allows them to pass on to the brain. It's opened by the activity of pain signals traveling up small nerve fibers and is closed by activity in large fibers or information coming from the brain.


  5. Color constancyThe number of complete wavelengths that pass a point in a given time (for example, per second).


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