Last Modified: 2012-03-16
Related Textbooks:Psychology: Ap Edition
***brings meaning to sensation, but isn't perfect
- light- brightness
- Sound- volume
- Pressure- weight
- Taste- sweetness
- a theory predicting how and when we detect the presence of a faint stimulus (signal) amid background stimulation (noise
- Assumes there is no single absolute threshold
- detection depends partly on a person's experience, expectations, motivation and level of fatigue
- conversion of one form of energy into another
- In sensation, the transforming of stimulus energies, such as sights, sounds, and smells, into neural impulses our brains can interpret
- Three different retinal color receptors (red, blue, green)
depends on frequency
Activate hairs in different places along the basilar membrane
(receptors are joints, muscles, and tendons)
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