| canalis musculotubarius | A canal beginning at the anterior border of the petrous portion of the temporal bone near its junction with the squamous portion, and passing to the tympanic cavity; it is divided by the cochleariform process into two saemicanals: one for the auditory (eustachian) tube, the other for the tensor tympani muscle. Synonym: canalis musculotubarius. (05 Mar 2000) |
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| canalis nasolacrimalis | The bony canal formed by the maxilla, lacrimal bone, and inferior concha that transmits the nasolacrimal duct from the orbit to the inferior meatus of the nose. Synonym: canalis nasolacrimalis. (05 Mar 2000) |
| canalis nutricius | A canal in the shaft of a long bone or in other locations in irregular bones through which the nutrient artery enters a bone. Synonym: canalis nutricius. (05 Mar 2000) |
| canalis obturatorius | The opening in the superior part of the obturator membrane through which the obturator nerve and vessels pass from the pelvic cavity into the thigh. Synonym: canalis obturatorius. (05 Mar 2000) |
| canalis opticus | The short canal through the lesser wing of the sphenoid bone at the apex of the orbit that gives passage to the optic nerve and the ophthalmic artery. Synonym: canalis opticus, foramen opticum, optic foramen. (05 Mar 2000) |
| canalis palatinus major | The canalis formed between the maxilla and palatine bones; it transmits the descending palatine artery and the greater palatine nerve. Synonym: canalis palatinus major, pterygopalatine canal. (05 Mar 2000) |
| canalis palatovaginalis | On the undersurface of the vaginal process of the sphenoid bone, a furrow that is converted into a canal by the sphenoidal process of the palatine bone; it transmits the pharyngeal branch of the maxillary artery and the pharyngeal nerve from the pterygopalatine ganglion. Synonym: canalis palatovaginalis, palatovaginal canal. (05 Mar 2000) |
| canalis pterygoideus | An opening through the base of the medial pterygoid process of the sphenoid bone through which pass the artery, vein, and nerve of the pterygoid canal. Synonym: canalis pterygoideus, vidian canal. (05 Mar 2000) |
| canalis pudendalis | The space within the obturator internis fascia lining the lateral wall of the ischiorectal fossa that transmits the pudendal vessels and nerves. Synonym: canalis pudendalis, Alcock's canal. (05 Mar 2000) |
| canalis pyloricus | The aboral segment (about 2 to 3 cm long) of the stomach; it succeeds the antrum and ends at the gastroduodenal junction. Synonym: canalis pyloricus. (05 Mar 2000) |
| canalis radicis dentis | The chamber of the dental pulp lying within the root portion of a tooth. Synonym: canalis radicis dentis, marrow canal, pulp canal. (05 Mar 2000) |
| canalis reuniens | A short membranous tube passing from the lower end of the saccule to the cochlear duct of the membranous labyrinth. Synonym: ductus reuniens, canaliculus reuniens, canalis reuniens, Hensen's canal, Hensen's duct, uniting canal. (05 Mar 2000) |
| canalis sacralis | The continuation of the vertebral canal in the sacrum. Synonym: canalis sacralis. (05 Mar 2000) |
| canalis spiralis cochleae | The winding tube of the bony labyrinth which makes two and a half turns about the modiolus of the cochlea; it is divided incompletely into two compartments by a winding shelf of bone, the bony spiral lamina. Synonym: canalis spiralis cochleae, Rosenthal's canal, spiral canal of cochlea. (05 Mar 2000) |
| canalis spiralis modioli | <anatomy> The space in the modiolus in which the spiral ganglion of the cochlear nerve lies. Synonym: canalis spiralis modioli. (05 Mar 2000) |