| CA | anterior commissure [Lat. commissura anterior]; calcium antagonist; California [rabbit]; cancer; Can... |
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| HSAS | hydrocephalus due to stenosis of aqueduct of Sylvius; hypertrophic subaortic stenosis |
| LVAS | Large Vestibular Aqueduct Syndrome |
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| CA | cochlear aqueduct |
| VA | vestibular aqueduct |
| Cotunnius' aqueduct | aqueduct of vestibule |
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| Cotunnius' canal | aqueduct of vestibule |
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| Cotunnius disease | A syndrome characterised by pain radiating from the back into the buttock and into the lower extremity along its posterior or lateral aspect and most commonly caused by prolapse of the intervertebral disk, the term is also used to refer to pain anywhere along the course of the sciatic nerve. (18 Nov 1997) |
| Cotunnius, Domenico | <person> Italian anatomist, 1736-1822. See: Cotunnius' aqueduct, Cotunnius' canal, Cotunnius disease, Cotunnius' liquid, Cotunnius' space, aqueductus cotunnii, liquor cotunnii. (05 Mar 2000) |
| Cotunnius' liquid | <anatomy> The fluid which surrounds the membranous labyrinth of the internal ear, and separates it from the walls of the chambers in which the labyrinth lies. Source: Websters Dictionary (01 Mar 1998) |
| Cotunnius' space | The blind pouch at the end of the endolymphatic duct. (12 Dec 1998) |
| aqueduct | 1. A conductor, conduit, or artificial channel for conveying water, especially one for supplying large cities with water. The term is also applied to a structure (similar to the ancient aqueducts), for conveying a canal over a river or hollow; more properly called an aqueduct bridge. 2. <anatomy> A canal or passage; as, the aqueduct of Sylvius, a channel connecting the third and fourth ventricles of the brain. Origin: F. Aqueduc, OF. Aqueduct (Cotgr), fr. L. Aquaeductus; aquae, gen. Of aqua water + ductus a leading, ducere to lead. See Aqua, Duke. Source: Websters Dictionary (01 Mar 1998) |
| aqueduct of cerebrum | An ependymal-lined canal in the mesencephalon about 20 mm long, connecting the third to the fourth ventricle. Synonym: aqueductus cerebri, aqueduct of cerebrum, aqueductus sylvii, iter a tertio ad quartum ventriculum, sylvian aqueduct. (05 Mar 2000) |
| aqueduct of sylvius | A canal between two of the cavities (called the third and fourth ventricles) in the brain through which cerebrospinal fluid passes. (12 Dec 1998) |
| aqueduct veil | A membrane obstructing the sylvian aqueduct, causing a noncommunicating hydrocephalus. (05 Mar 2000) |
| vein of cochlear aqueduct | It drains the cochlea, sacculus, and part of the utricules, and empties into the superior bulb of the jugular vein by accompanying the perilymphatic duct through the cochlear canaliculus. Synonym: vena aqueductus cochleae, vein of cochlear aqueduct, vena canaliculi cochleae. (05 Mar 2000) |
| vein of vestibular aqueduct | A small vein accompanying the endolymphatic duct; it drains much of the vestibular portion of the labyrinth and terminates in the inferior petrosal sinus. Synonym: vena aqueductus vestibuli. (05 Mar 2000) |
| vestibular aqueduct | <anatomy> A small bony canal linking the vestibule of the inner ear to the posterior part of the internal surface of the petrous temporal bone. It surrounds the endolymphatic duct. (12 Dec 1998) |
| cerebral aqueduct | An ependymal-lined canal in the mesencephalon about 20 mm long, connecting the third to the fourth ventricle. Synonym: aqueductus cerebri, aqueduct of cerebrum, aqueductus sylvii, iter a tertio ad quartum ventriculum, sylvian aqueduct. (05 Mar 2000) |
| cochlear aqueduct | A channel containing perilymph passing through the temporal bone, connecting the scala tympani of the cochlea to the subarachnoid space. (12 Dec 1998) |
| sylvian aqueduct | Aqueduct of vestibule, a bony canal running from the vestibule and opening on the posterior surface of the petrous portion of the temporal bone, giving passage to the endolymphatic duct and a small vein. Synonym: aqueductus cotunnii, aqueductus vestibuli, Cotunnius' aqueduct, Cotunnius' canal, cerebral aqueduct. (05 Mar 2000) |
| Cotunnius' aqueduct, canal, nerve, space |
see under aqueduct, canal, nerve, and space.
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