Term
| Which 3 factors constitute a sensory modality? |
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Definition
1) stimulus-receptor specialization
2) Dedicated neural elements
3) Unique perceptual qualities |
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Term
Receptors receive one form of ______ and convert it to another form of _____ (_______)
Hint: (_____) is the type. |
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Definition
energy
energy, electrical |
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Term
| Name the 5 different types of receptors based on physiological function |
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Definition
Mechanoreceptors
Thermoreceptors
Chemoreceptors
Nociceptors
Photoreceptors |
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Term
Unencapsulated "free" nerve endings
Ex: __________, _________
Encapsulated nerve endings
Ex: _________, __________
Specialized cells
Ex: __________, _________ |
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Definition
Thermoreceptors, nociceptors
Pacinian and Meissner corpuscles
Photoreceptors, cochlear hair cells |
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Term
| Defn: the area in which a stimulus of sufficient intensity and proper modality will evoke an electrophysiological response in a sensory neuron. |
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Definition
| A: Neuron's receptive field |
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Term
| Defn: The minimal energy level that is necessary to evoke a response (neuron) or perception (person). |
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Definition
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Term
| Touch detection threshold, vibration threshold, and tactile spacial acuity (two point threshold) are all measures of what? |
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Definition
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