(medicine) A rare, fluid-filled neuroglial cavity within the spinal cord or in the brain stem.
noun
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Origin of syrinx
From Latinsyrinx, from Ancient Greek σῦÏιγξ (sÅ·rinx, “pipe, tube, channel, fistula").
Sentence Examples
- Syrinx muscles of either side attached to the dorsal and ventral corners of the rings.
The sternum has no keel, and ossifies from lateral and paired centres only; the axes of the scapula and cora.coid have the same general direction; certain of the cranial bones have characters very unlike those possessed by the next order - the vomer, for example, being broad posteriorly and generally intervening between the basisphenoidal rostrum and the palatals and pterygoids; the barbs of the feathers are disconnected; there is no syrinx or inferior larynx; and the diaphragm is better developed than in other birds.'
The syrinx is a modification of the lower part of the trachea and of the adjoining bronchi.
According to the position of the chief sound-producing membranes, three types of syrinx are distinguishable: - (i) Tracheo-bronchial, by far the commonest form, of which the two others are to a certain extent modifications.