LACHRYMAL CANAL
\lˈakɹɪmə͡l kənˈal], \lˈakɹɪməl kənˈal], \l_ˈa_k_ɹ_ɪ_m_əl k_ə_n_ˈa_l]\
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is formed by the superior maxillary bone, os unguis, and os turbinatum inferius; and is seated in the outer paries of the nasal fossae. It is lined by a prolongation of the mucous membrane of the lachrymal sac; and its inferior orifice is furnished with a valvular duplicature. This duct transmits the tears, which have been absorbed at the great angle of the eye by the puncta lacrymalia, into the nasal fossae.
By Robley Dunglison
Word of the day
hydromorphic
- [Greek] Structurally adapted to an aquatic environment, as organs of water plants.