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Definition
- carries sensory and motor signals to and from the hypothalamus that operate automatically, without conscious awareness and beyond voluntary control
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- second neuron
- unmyelinated
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Term
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Definition
- serve a broad area by allowing the neurotransmitter to diffuse more widely than in a motor synapse
- swollen axon portions
- releases neurotransmitters
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Definition
- the detection of a stimulus by a sensory receptor
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Definition
- conscious perception of the sensory signal
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- our perception of the position of body parts relative to one another
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Definition
- structures and mechanisms that detect changes in our internal environment
- do not produce sensation
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Term
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Definition
- simple structures with uncomplicated detection mechanisms
- distributed in skin, muscle, bones, joints, and other tissues
- signals they generate are integrated into consciousness
- example= touch
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Term
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Definition
- complex sstems with sophisticated appartus
- vision, smell, taste, hearing
- signals are integrated in conscious
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Term
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Definition
- a decrease in the signal strength generated by the receptor during prolonged steady-state stiumlation
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Term
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Definition
- the process of the sensory neuron will carry the signal past the cell body in the dorsal root ganglion and through the dorsal root into the sinal cord and up through the posterior column to the medulla oblongata
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Term
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Definition
- cross over to the left side within the medulla and proceed to the thalamus
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Term
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Definition
- takes the signal to the primary sensory cortex region responsible for the ingex finger
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