11-Sensory Systems

11-Sensory Systems - S nsory S m and S nsory e yste s e...

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Sensory Systems and Sensory Transduction General Organization of Sensory Organs Receptor Classes Accessory Structures Receptors (Transduction, Encoding) Mechanisms of Sensory Transduction in Vertebrates Photoreceptors Olfactory Receptors Auditory Receptors
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Nervous System Function Fig. 48.3 Campbell
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Receptors Modality (Stimulus Type ) Photoreceptors (Vision) Mechanoreceptors (Touch, Hearing) Chemoreceptors (Taste, Olfaction) Thermoreceptors (Heat, Cold) Electroreceptors (Electric Field)
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The pores of the electroreceptor organs are visible as small white dots on the fish's skin. Electric fish “see” in the dark by emitting weak electric signals and gathering feedback through special electroreceptors using the electric signals like a “sonar” device. They can also use electricity as a communicative device, much as humans use auditory signals. Using its electric organ , the fish produces an electric organ discharge (EOD), which is broadcast through the water and received by other fish. Wave
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11-Sensory Systems - S nsory S m and S nsory e yste s e...

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