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Quiz #1

1. What is the definition of sensation? - Taking in physical energy and converting it into neural energy. 2. What is another name for neural energy? - Electrochemical language of the brain. 3. Is sensation a fixed or flexible process? Why? - It is fixed due to anatomy 4. What is perception? - The interpretation of neural energy. 5. Is perception a fixed or flexible process? Why? - Perception is flexible because it involves one’s experiences and not everyone perceives things the same way. 6. What is perception based on? - It is based on long term memory, past experiences, and immediate context in which one is in. 7. What is psychology and where does S&P fit into the field of psychology? - Psychology is the scientific study of cognition, emotion and behavior. It sensation and perception fit into this field because they are the foundation of psychology. 8. Name the three principles/characteristics of sensation and elaborate on one of them. - Threshold- the certain amount of physical energy that we need to produce a sensation. This includes absolute threshold (minimum amount of physical energy needed to cause a sensation). It also includes difference threshold (minimum difference between two stimuli where you can detect that difference). - Bias- sensation is bias because it is based on anatomy - Sensory adaptation: at constant levels at a cellular level, our bodies stop responding bias us physically to new information. 9. What is an example of sensory adaptation from your own life? - When I first walk into my room, I immediately smell my wall plug-in. After a sometime, I no longer smell the scent and I start wondering whether I accidently unplugged the wall plug-in. When I get up to go use the bathroom and I walk back into the room, I can smell the wall plug in again. 10. What are accessory structures? - They are parts of a sensory system that direct physical energy to the receptors....