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Across
  1. 2. Any environmental change that activates sensory receptors
  2. 4. Reduced sensitivity after constant stimulation
  3. 5. A reaction to a stimulus
  4. 9. Decreased response to a repeated stimulus
  5. 10. The minimum level needed to detect a stimulus
  6. 12. A relatively lasting change in behavior or knowledge due to experience
  7. 14. The body’s response to perceived challenges or threats
  8. 16. A tendency to perceive stimuli in a particular way
  9. 17. A learned tendency to evaluate things positively or negatively
  10. 19. A subjective state involving feelings, thoughts, and physiological responses
  11. 20. The process of focusing awareness on specific stimuli
  12. 21. A learning process based on associations
  13. 22. Anything that decreases the likelihood of a behavior
  14. 24. The ability to store and retrieve information over time
Down
  1. 1. The forces that drive behavior toward goals
  2. 3. Mental processes involved in thinking and understanding
  3. 6. An individual’s characteristic patterns of thinking and behaving
  4. 7. Any observable action of an organism
  5. 8. Anything that increases the likelihood of a behavior
  6. 11. The process of detecting physical energy from the environment through the senses
  7. 13. The body’s tendency to maintain internal balance
  8. 15. The smallest detectable difference between two stimuli
  9. 18. The small gap where neurons communicate with each other
  10. 22. The brain’s interpretation and organization of sensory information
  11. 23. The basic building block of the nervous system