释义 |
Howship Anat.|ˈhaʊʃɪp| The name of John Howship (1781–1841), English surgeon, used in Howship's lacuna (earlier lacuna of Howship): one of the numerous microscopic depressions or pits, irregular in shape and usually containing osteoclasts, that are found on the surface of bones and bony tissue where resorption is occurring.
1876C. S. Tomes Man. Dental Anat. v. 175 Microscopic examination of the bone at this point shows that the lacunae of Howship..abundantly cover its surface. 1911T. W. Widdowson Notes on Dental Anat. viii. 44 Upon any part of the roots of the temporary teeth, undergoing absorption, cup-shaped depressions, Howship's lacunae, occur. 1970J. M. Vaughan Physiol. Bone ii. 43 They [sc. osteoclasts] may be found closely applied to bone in Howship's lacunae. |