Term
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Definition
| communicates by means of chemical messengers (hormones) secreted in the blood |
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Term
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Definition
| employs electrical and chemical means to send messages quickly b/w cells |
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Term
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Definition
| through sense organs and simple sensory nerv ending |
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Term
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Definition
| CNS processes info and relates it to past experience and determines response |
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Term
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Definition
| CNS commands primarily to muscle and gland cells to cary out response |
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Term
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Definition
| consists of brain; enclosed and protected by cranium and vertebral column |
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Term
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Definition
| composed of nerves and ganglia |
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Term
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Definition
| bundle of nerve fibers (axons) wrapped in fibrous CT |
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Term
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Definition
| knotlike swelling in a nerve where the cell bodies of neurons are concentrated |
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Definition
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Definition
| carries signals from receptors to the CNS |
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Term
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Definition
| carries signals from receptors in skin, muscles, bones and joints |
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Term
| visceral sensory division |
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Definition
| carries signals mainly from viscera of the thoracic & abdominal cavities; heart, lungs, stomach, and urinary bladder |
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Term
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Definition
| carries signals from CNS to glad and muscle cells that carry out the body's responses |
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Term
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Definition
| cells & organs thatr respond to commands from the NS |
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Term
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Definition
| carries signals to the skeletal muscles |
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Term
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Definition
| contractions that are under voluntary and involutionary control |
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Term
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Definition
| carries signals to glands, cardiac muscle, and smooth muscle |
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Term
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Definition
| tends to arouse the body for action |
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Term
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Definition
| tends to have a calming affect on body |
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