| second cuneiform bone | A bone of the distal row of the tarsus; it articulates with the medial and lateral cuneiform, navicular, and second metatarsal bones. Synonym: os cuneiforme intermedium, mesocuneiform, middle cuneiform bone, second cuneiform bone, wedge bone. (05 Mar 2000) |
|---|---|
| hollow bone | A bone that is hollow or contains many air cells, such as the mastoid process of the temporal bone. Synonym: os pneumaticum, hollow bone. (05 Mar 2000) |
| pubic bone | The prominence caused by a pad of fatty tissue over the symphysis pubis in the female. Synonym: os pubis, mons veneris, pubes, pubic bone. (05 Mar 2000) |
| semilunar bone | An obsolete term for lunate bone. (05 Mar 2000) |
| hooked bone | The bone on the medial (ulnar) side of the distal row of the carpus; it articulates with the fourth and fifth metacarpal, triquetral, lunate, and capitate. Synonym: os hamatum, hamatum, hooked bone, unciform bone, unciforme, uncinatum. (05 Mar 2000) |
| hook of hamate bone | A hooklike process on the distal and medial part of the palmar surface of the hamate bone. Synonym: hamulus ossis hamati. (05 Mar 2000) |
| horizontal plate of palatine bone | The part of the palatine bone that forms the posterior part (approximately one third) of the bony palate. Synonym: lamina horizontalis ossis palatini. (05 Mar 2000) |
| horns of hyoid bone | See: greater horn of hyoid bone, lesser horn of hyoid bone. (05 Mar 2000) |
| Horsley's bone wax | A mixture of antiseptic agents, oil, and wax used to stop bleeding by plugging bone cavities or haversian canals. Synonym: Horsley's bone wax. (05 Mar 2000) |
| hot bone lesions | <radiology> Non-routine localised hot bone lesions: Paget's disease, osteoid osteoma, fibrous dysplasia, melorheostosis generalised: hyperparathyroidism, haematologic disorders, Paget disease (rare), fibrous dysplasia, renal osteodystrophy (12 Dec 1998) |
| septal bone | The tissue intervening between two adjacent pulmonary alveoli; it consists of a close-meshed capillary network covered on both surfaces by very thin alveolar epithelial cells, one of the bony partitions between the tooth sockets. Synonym: septum interalveolare, alveolar septum, septal bone. (05 Mar 2000) |
| pyramidal bone | A bone on the medial (ulnar) side of the proximal row of the carpus, articulating with the lunate, pisiform, and hamate. Synonym: os triquetrum, cubital bone, os pyramidale, os triangulare, pyramidal bone, pyramidale, three-cornered bone, triquetrum. (05 Mar 2000) |
| sesamoid bone | A bone formed in a tendon where it passes over a joint. Synonym: os sesamoideum. (05 Mar 2000) |
| shank bone | <anatomy> The large bone between the knee and foot that supports 5/6 of the body weight (fibula supports 1/6). (27 Sep 1997) |
| sheath process of sphenoid bone | A thin lamina of bone that extends medially under the body of the sphenoid bone from the medial lamina of the pterygoid process; it articulates with the vomer and the palatine bone. Synonym: processus vaginalis ossis sphenoidalis, sheath process of sphenoid bone. (05 Mar 2000) |