| ciliary canals | Irregularly shaped endothelium-lined spaces within the trabecular reticulum, through which the aqueous filters to reach the sinus venosus sclerae. Synonym: spatia anguli iridocornealis, ciliary canals, Fontana's spaces. (05 Mar 2000) |
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| Walther's canals | From 8 to 20 small ducts of the sublingual salivary gland that open into the mouth on the surface of the sublingual fold; a few join the submandibular ducts. Synonym: ductus sublinguales minores, Rivinus' ducts, Walther's canals, Walther's ducts. (05 Mar 2000) |
| pleuropericardial canals | In the embryo, spaces or channels, one on each side, connecting the pericardial and pleural cavities. (05 Mar 2000) |
| portal canals | Connective tissue spaces in the substance of the liver that are occupied by preterminal ramifications of the bile ducts, portal vein, and hepatic artery, as well as nerves and lymphatics. (05 Mar 2000) |
| posterior saemicircular canals | The three bony tubes in the labyrinth of the ear within which the membranous saemicircular ducts are located; they lie in planes at right angles to each other and are known as anterior saemicircular canal, posterior saemicircular canal, and lateral saemicircular canal. Synonym: canales saemicirculares ossei. (05 Mar 2000) |
| crura of bony saemicircular canals | The extremities of the bony saemicircular canals in which the corresponding membranous limbs of the saemicircular ducts are located; they are the common bony crus, simple bony crus, and ampullary bony crus. Synonym: crura ossea canalium saemicircularium, limbs of bony saemicircular canals. (05 Mar 2000) |
| haversian canals | <anatomy> The small Vascular canal's that run longitudinally in the centre of haversian systems of compact osseous tissue, through which the blood vessels ramify in bone. Synonym: Leeuwenhoek's canals. (05 Mar 2000) |
| saemicircular canals | Three long canals (anterior, posterior, and lateral) of the labyrinth. They are set at right angles to each other and are situated superior and posterior to the vestibule. (12 Dec 1998) |
| Hirschfeld's canals | Canal's that extend vertically through alveolar bone between roots of mandibular and maxillary incisor and maxillary bicuspid teeth. Synonym: Hirschfeld's canals. (05 Mar 2000) |
| Holmgren-Golgi canals | <cell biology> Intracellular stack of membrane bounded vesicles in which glycosylation and packaging of secreted proteins takes place. Part of the GERL complex. Synonym: Golgi body, Golgi vesicles, dictyosome (in plants), parabasal body (in flagellate protozoa). (11 Jan 1998) |
| Hoyer's canals | Arteriovenous anastomoses controlling blood flow in the glomus bodies in the digits. Synonym: Hoyer's anastomoses, Hoyer's canals, Sucquet's anastomoses, Sucquet's canals, Sucquet-Hoyer anastomoses. (05 Mar 2000) |
| Sucquet-Hoyer canals | Arteriovenous anastomoses controlling blood flow in the glomus bodies in the digits. Synonym: Hoyer's anastomoses, Hoyer's canals, Sucquet's anastomoses, Sucquet's canals, Sucquet-Hoyer anastomoses. (05 Mar 2000) |
| Sucquet's canals | Arteriovenous anastomoses controlling blood flow in the glomus bodies in the digits. Synonym: Hoyer's anastomoses, Hoyer's canals, Sucquet's anastomoses, Sucquet's canals, Sucquet-Hoyer anastomoses. (05 Mar 2000) |
| dentinal canals | Minute, wavy, branching tubes or canals in the dentin; they contain the long cytoplasmic processes of odontoblasts and extend radially from the pulp to the dentoenamel junction. Synonym: dental tubules, dentinal canals, dentinal tubules, tubuli dentales. (05 Mar 2000) |
| diploic canals | Channels in the diploe that accommodate the diploic veins. Synonym: canales diploici, Breschet's canals. (05 Mar 2000) |