Ch. 2 Sensation & Perception

2.1 Sensation vs. Perception

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What is sensation?

the conversion, or transduction, of physical, electromagnetic, auditory, & other information from the internal & external environment

What is perception?

the processing of sensory information to make sense of its significance

What are sensory receptors?

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What are sensory neurons associated with?

sensory ganglia

What is a sensory ganglia?

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What are common sensory receptors?

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What is a threshold?

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What is the absolute threshold?

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What is the threshold of conscious perception?

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What is the difference threshold or just-noticeable difference (jnd)?

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What does Weber's law state?

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What is the signal detection theory refer to?

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What do adaptions refer to?

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2.2 Vision

the eye is an organ specialized to detect light in the form of photons

What is the function of the cornea?

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What is the function of the iris?

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