We found 1 definitions of systema nervosum from 1 different sources.
Noun |
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systema nervosum - the sensory and control apparatus consisting of a network of nerve cells | ||
nervous system | ||
system instrumentality that combines interrelated interacting artifacts designed to work as a coherent entity; "he bought a new stereo system"; "the system consists of a motor and a small computer" | ||
organic structure, physical structure, body the external structure of a vehicle; "the body of the car was badly rusted" | ||
nerve tissue, nervous tissue tissue composed of neurons | ||
ganglion an encapsulated neural structure consisting of a collection of cell bodies or neurons | ||
nerve cell, neuron a cell that is specialized to conduct nerve impulses | ||
fasciculus, fiber bundle, fibre bundle, fascicle a bundle of fibers (especially nerve fibers) | ||
central nervous system, cns, systema nervosum centrale the portion of the vertebrate nervous system consisting of the brain and spinal cord | ||
neural net, neural network any network of neurons or nuclei that function together to perform some function in the body | ||
peripheral nervous system, systema nervosum periphericum the section of the nervous system lying outside the brain and spinal cord | ||
ans, autonomic nervous system the part of the nervous system of vertebrates that controls involuntary actions of the smooth muscles and heart and glands | ||
sympathetic nervous system originates in the thoracic regions of the spinal cord; opposes physiological effects of the parasympathetic: reduces digestive secretions; speeds the heart; contracts blood vessels |