| jugular notch of occipital bone | The notch in the occipital bone which forms one boundary of the jugular foramen. Synonym: incisura jugularis ossis occipitalis. (05 Mar 2000) |
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| jugular notch of temporal bone | The notch in the temporal bone which forms one boundary of the jugular foramen. Synonym: incisura jugularis ossis temporalis. (05 Mar 2000) |
| ulnar notch | The concave surface on the medial side of the distal end of the radius which articulates with the head of the ulna. Synonym: incisura ulnaris. (05 Mar 2000) |
| umbilical notch | The notch in the inferior border of the liver that accommodates the round ligament. Synonym: incisura ligamenti teretis hepatis, incisura umbilicalis, umbilical notch. (05 Mar 2000) |
| Kernohan's notch | A notch in the cerebral peduncle due to displacement of the brainstem against the incisura of the tentorium by a transtentorial herniation. (05 Mar 2000) |
| fibular notch | A hollow on the lateral surface of the lower end of the tibia in which the fibula is lodged. Synonym: incisura fibularis. (05 Mar 2000) |
| lacrimal notch | The notch on the frontal process of the maxilla into which the lacrimal bone fits. Synonym: incisura lacrimalis. (05 Mar 2000) |
| frontal notch | A small notch, sometimes a foramen, on the orbital margin of the frontal bone medial to the supraorbital notch. Synonym: incisura frontalis. (05 Mar 2000) |
| lesser sciatic notch | The notch in the posterior border of the ischium below the ischial spine. Synonym: incisura ischiadica minor. (05 Mar 2000) |
| anterior condyloid foramen | The canal through which the hypoglossal nerve emerges from the skull. Synonym: canalis hypoglossalis, anterior condyloid canal of occipital bone, anterior condyloid foramen. (05 Mar 2000) |
| anterior palatine foramen | An opening in the posterolateral corner of the hard palate opposite the last molar tooth, marking the lower end of the pterygopalatine canal. Synonym: foramen palatinum majus, anterior palatine foramen. (05 Mar 2000) |
| aortic foramen | The opening in the diaphragm bounded by the two crura, the vertebral column, and the median arcuate ligament, through which pass the aorta and thoracic duct. Synonym: hiatus aorticus, aortic foramen, aortic opening. (05 Mar 2000) |
| apical dental foramen | The opening at the apex of the root of a tooth that gives passage to the nerve and blood vessels. Synonym: foramen apicis dentis, apical dental foramen, root foramen. (05 Mar 2000) |
| apical foramen of tooth | The opening at the apex of the root of a tooth that gives passage to the nerve and blood vessels. Synonym: foramen apicis dentis, apical dental foramen, root foramen. (05 Mar 2000) |
| arachnoid foramen | The large midline opening in the posterior inferior part of the roof of the fourth ventricle, connecting the ventricle with the cerebellomedullary cistern. Synonym: apertura mediana ventriculi quarti, arachnoid foramen, Magendie's foramen, median aperture of the fourth ventricle. (05 Mar 2000) |