| Study Questions
Number 12 Chapter 6. Sensation and perception (180-203) |
Student
Name _____________________ Date: 10-6-04 Introduction to Psychology 101 Hal S. Bertilson, Ph.D. |
| 1. | Be able to differentiate between sensation and perception. Why are sensation and perception the foundation to learning? (181-182) |
| 2. | What is the doctrine of specific nerve energies? When you close your right eye, press lightly on the right side of the lid, and "see" a flash of light seemingly coming from the left you can see touch or pressure. How does the doctrine of specific nerve energies explain this experiment? (183-184) |
| 3. | How do functional codes provide us with experiences within a particular sense. Give an example of experiences within a particular sense. (184) |
| 4. | How does signal-detection theory take into account that some people are habitual yeasayers and some people are habitual naysayers? Describe signal-detection theory. What four kinds of responses are possible? How does this permit a researcher in separating the decision process from the sensory process? (186-187) |
| 5. | What is sensory adaptation? Give an example. (187) |
| 6. | Define selective attention. What is its purpose? (189) |
| 7. | What physical characteristics evoke the psychological characteristics of hue, brightness, and saturation? (190) |
| 8. | Be able to differentiate characteristics and sensitivity of rods and cones. (192) |
| 9. | Why do you think that people look at dim objects through a telescope from the corner of your eye? (192) |
| 10. | What causes the blind spot? Why are we normally unaware of the blind spot? (192) |
| 11. | What various types of feature detectors have been found? What is the brains job? (194-195) |
| 12. | Trace the flow of visual information from electromagnetic energy to visual cortex.(190-195) |
| 13. | What are the three basic types of cones? (195) |
| 14. | How does the opponent-process work? To what do opponent-process cells respond? What accounts for negative afterimages? (195-196) |
| 15. | What does gestalt mean? What was the motto of Gestalt psychologists? What are the Gestalt principles? (196-199) |
| 16. | How do we perceive depth and distance? (199) |
| 17. | What are the five perceptual constancies? How do we perceive visual constancies? (199-201) |