Nervous System-Hunter Pifer

123456789
Across
  1. 3. part of the nervous system that detects or senses the environment
  2. 5. gap between two neurons
  3. 7. photoreceptor in the eye that distinguishes shapes of objects
  4. 8. automatic movement in response to a stimulus
  5. 9. -change in an organism’s environment that causes a response
Down
  1. 1. -relating to material things
  2. 2. area at the back of the eye that contains photoreceptors
  3. 4. special structure within the sensory system that detects stimuli
  4. 5. cord -tubelike structure of neurons
  5. 6. thin membrane between the outer ear and the inner ear