Sensory system
From open-encyclopedia.com - the free encyclopedia.
(See also sense)
A sensory system is a part of the nervous system that consists of sensory receptors, neural pathways, and those parts of the brain responsible for processing the information. Specific sensory systems are those for somatic sensation, vision, olfaction, taste and hearing.
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Functions
Coding
Sensory systems code for four aspects of a stimulus; type (modality), intensity, location, and duration.
Modality
There are many stimulus modalities; temperature, taste, sound, pressure. The type of sensory receptor activated by a stimulus plays the primary role in coding the stimulus modality.
Human sensory system
Human sensory receptors are:
| Nervous system - Sensory system | |
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Visual system - Auditory system - Olfactory system - Gustatory system - Somatosensory system |
