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| Signals picked up by sensory receptors throughout the body and are sent via nerve fibers of the peripheral nervous system to the central nervous system. |
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| Makes up almost the entire nervous system. |
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| Consists of the structures that lie outside the ventral body cavity. |
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| Signals sent away from the central nervous system via nerve fibers. |
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| Consists of the structures that lie within the ventral body cavity. |
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| Type of cell located in the nervous system that surrounds a portion of the neuron to provide support. |
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| Cells that form a connective tissue component in the nervous system. |
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| The spherical, clear center in a neuron. |
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| Contains important cellular materials vital to the longevity of the neuron. |
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| Function as receptors for signals and conduct electrical signals toward the nerve cell. |
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| Impulse generators and conductors that nerve impulses away from the nerve cell body. |
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| Nerves composed of both motor and sensory neurons. |
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| Body cavity that contains the heart, lungs, intestines, and kidneys. |
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| Senses whose receptors are widespread throughout the outer parts of the body. |
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| Include temperature, pain, and stretching of the visceral organs or parts of the body. |
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| Supply of nervous energy to all of the muscles of the skeleton minus the pharyngeal arch muscles. |
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Definition
| Supply nervous energy to the glands, cardiac muscle, and smooth muscle. |
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Definition
| The site at which neurons communicate or transmit electrical impulses. |
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