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The sympathetic nervous system's primary process is to stimulate the body's fight or flight response. It is, however, constantly active at a basic level to maintain homeostasis. [4] The sympathetic nervous system is described as being antagonistic to the parasympathetic nervous system.
Sympathetic nervous system, in neurology and neuroscience, a part of the autonomic nervous system; Sympathetic resonance, a harmonic phenomenon wherein a body responds to external vibrations; Sympathetic strings, in music theory, strings on a musical instrument that resonate without contact "Sympathetic", a song by Seether from Disclaimer II
The sympathetic ganglia, or paravertebral ganglia, are autonomic ganglia of the sympathetic nervous system. Ganglia are 20,000 to 30,000 afferent and efferent nerve cell bodies that run along on either side of the spinal cord. Afferent nerve cell bodies bring information from the body to the brain and spinal cord, while efferent nerve cell ...
Sympathy is the perception of, understanding of, and reaction to the distress or need of another life form. [1]According to philosopher David Hume, this sympathetic concern is driven by a switch in viewpoint from a personal perspective to the perspective of another group or individual who is in need.
None have been found with the sympathetic ganglia associated with the branches of the trigeminal nerve. The largest chromaffin paraganglion is the organ of Zuckerkandl , it is probably the largest source of circulating catecholamines in the fetus and young infants, and gradually atrophies to microscopic loci.
The year is 1984. It’s Super Bowl Sunday and you turn on the TV to see a procession of stern men marching through a tunnel. No, it’s not the Los Angeles Raiders. It’s the most important ...
In biology, two related species or populations are considered sympatric when they exist in the same geographic area and thus frequently encounter one another. [1] An initially interbreeding population that splits into two or more distinct species sharing a common range exemplifies sympatric speciation .
Billy Crystal says there’s a moment from When Harry Met Sally that fans have been quoting back to him lately — and no, it’s not the obvious one.. The movie's memorable Katz’s Deli scene ...