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12 Cards in this Set
- Front
- Back
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Define n describe perception n sensation |
Sensation- the process of detecting a physical stimulus such as light sound heat or pressure Perception- the process of integrating organizing and interpreting sensations |
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What is absolute threshold |
The smallest possible strength of a similes that can be detected half of the time. |
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Identify what blind spot is? What causes this? |
Optic disk is the point at which the fibers that make up the optic nerve leave the back of the eye and project to the brain. Because there are no photoreceptors in the optic disk we have a tiny hole or blind spot in our field of vision. |
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What is olfaction and gustation |
Technical name for the sense of smell and taste |
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Characterize what anosmia is |
A condition where people are unable to smell specific odors or lack the sense of smell completely |
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What are the body's natural pain killers and where are they produced |
Endorphins and enkephalins and they are produced in the Brain and spinal cord |
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Explain gestalt psychology |
We perceive whole objects or figures rather than isolated bits and pieces of sensory information. |
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Discribe the figure-ground relationship |
When we look at something we separate the main figure and the background |
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Characterize phantom limb pain |
When a person continues to experience pain even after a limb has been amputated and healed |
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What body parts are most n least sensitive to pain |
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What is the sequence of parts of the ear that sound travels through in hearing |
Sounds are collected in the outer ear then sound waves are amplified in the middle ear then sound waves are transformed into coded neural messages in the inner ear |
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Define n explain the function of rods n cones |
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