Look up nervous or nervousness in Wiktionary, the free dictionary. Nervous may refer to: Nervousness Nervous system, a network of cells in an animal's...
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In biology, the nervous system is the highly complex part of an animal that coordinates its actions and sensory information by transmitting signals to...
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Nervous tissue, also called neural tissue, is the main tissue component of the nervous system. The nervous system regulates and controls body functions...
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The central nervous system (CNS) is the part of the nervous system consisting primarily of the brain and spinal cord. The CNS is so named because the...
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The sympathetic nervous system (SNS or SANS, sympathetic autonomic nervous system, to differentiate it from the somatic nervous system) is one of the...
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autonomic nervous system (ANS), sometimes called the visceral nervous system and formerly the vegetative nervous system, is a division of the nervous system...
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parasympathetic nervous system (PSNS or PANS, as in parasympathetic autonomic nervous system, for analogy with the acronym SANS used for the sympathetic nervous system)...
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peripheral nervous system (PNS) is one of two components that make up the nervous system of bilateral animals, with the other part being the central nervous system...
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Look up nervous breakdown in Wiktionary, the free dictionary. "Nervous breakdown" is a term for a mental disorder with no agreed-upon medical definition...
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The enteric nervous system (ENS) or intrinsic nervous system is one of the three main divisions of the autonomic nervous system (ANS), the other being...
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