lamella, pi. lamel'lm

(la-mel'ah) [L. dim. of lamina, plate, leaf.] A thin sheet or scale, lamina one of the plates forming the Havers i an system of bone, a. Disc, a preparation of the B.P. in the form of a medicated gelatin disc, employed as a means of making local applications to the conjunctiva in place of solutions, concen'tric 1., one of the curved plates of bone surroimding the central canal in the Havers i an* system, inter me'diate 1., one of the plates of bone in the intervals between the Havers i an systems. 1. atropi'nse (Br.), disc of atropine, contains gr. (o 000013) ^^ atropine sulphate. 1. coca i'nse (Br.), disc of cocaine, contains gr. -^j (0.0013) °f cocaine hydrochloride 1. homatropi'nae (Br.), disc of hom atropine, contains gr. -j^ (0.0006) of hom atropine hydro bromide. physostigmi'ns (Br disc of physostigmine, contains gr. (0.00006) of physostigmine sulphate, tri an'gular 1., velum inter pos i tum. vit'reo us 1., lamina basal is.