Sensory Systems

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Across
  1. 2. The sense of hearing
  2. 3. Related to the pitch of a sound; changes into high or low
  3. 4. The bending of hairs leads to a(n)
  4. 8. Related to the loudness of a sound; changes intensity
  5. 9. This theory says that we hear different pitches becuase sound waves trigger activity at different places along the cochlea.
Down
  1. 1. Another term for color deficiency
  2. 5. This theory explains that we have two color- opponent cells.
  3. 6. This theory states that we have three different types of receptors.
  4. 7. Changes over time in the pressure of an elastic medium