anatomical conduit

orifice Organ vertebral foramen Bone lacrimal canaliculus Organ rete testis Organ bone foramen Bone hyaloid canal Nerve vertebral canal Bone foramen secundum Organ obturator foramen Bone rete ovarii Organ notochordal canal Organ subdivision of spinal cord central canal Organ carpal tunnel Organ external acoustic meatus Organ lymph node paracortical sinus Vessel anal canal Organ rectal diverticulum Organ foramen primum Organ lymph node medullary sinus Vessel anterior intestinal portal Organ ruminant esophageal groove Muscle interventricular foramen intermedium Organ atrial foramen intermedium Organ upper respiratory conduit Organ Alcock's canal Nerve internal acoustic meatus Bone outflow tract Organ nasal air sac Organ vessel Vessel alveolar pore Organ femoral canal Vessel hair canal Organ intracranial diverticulum of swimbladder Organ foramen perforans tarsi Vessel nerve foramen Bone inflow tract Organ tube Organ