| 单词 | nervous system |
| 释义 | nervous system (once / 1633 pages) n WORD FAMILY nervous system: nervous systems USAGE EXAMPLESHe is talking about Guillain-Barré syndrome, a condition which occurs when the immune system attacks the peripheral nervous system – causing severe muscle weakness and paralysis. The Guardian(Dec 29, 2016) But all seven of her children died from a rare genetic disease that affects the central nervous system - three of them just hours after birth. BBC(Dec 14, 2016) Today software, and increasingly sophisticated software, is part of that nervous system. Slate(Dec 13, 2016) n the sensory and control apparatus consisting of a network of nerve cells Syn|Hypo|Hyper systema nervosum 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 parasympathetic, parasympathetic nervous systemoriginates in the brain stem and lower part of the spinal cord; opposes physiological effects of the sympathetic nervous system: stimulates digestive secretions; slows the heart; constricts the pupils; dilates blood vessels system a group of physiologically or anatomically related organs or parts |
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