| Cyon's nerve | <anatomy, nerve> A branch of the vagus which ends in the aortic arch and base of the heart; composed entirely of afferent fibres; its stimulation elicits a brainstem reflex which causes slowing of the heart, dilation of the peripheral vessels, and a fall in blood pressure. Synonym: Cyon's nerve, depressor nerve of Ludwig, Ludwig's nerve. (05 Mar 2000) |
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| Cyon, Elie de | <person> Russian physiologist, 1843-1912. See: Cyon's nerve. (05 Mar 2000) |
| Cyon's e. |
the application of a stimulus to an intact anterior spinal nerve root, which induces a stronger contraction of muscle than the same stimulus to the peripheral end of a divided nerve root.
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| Cyon's experiment, nerve |
see under experiment and nerve.
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| Cyon's n. |
a type of depressor nerve found in rabbits, being a branch of the vagus nerve which when stimulated lowers the blood pressure. Called also aortic n. and Ludwig's n.
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| Cyon | Asiatic wild dog |
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