lamina

(lam’in-ah), pl. /em’ine [L.]. A thin, fet late. 2. Either neurapophysis of a ἰ vertebra, late in the floor of the pars central is ye the laters ventricle over the superior surface of the thalamus. 1. ‘lis, Bruch’s membrane. Bowman's 1. Same as Bowman's membrane. 1. cho rio cap ill a’ris. Same as ent och oroide a. 1. chorioi’dea, the epithelial wall of the cerebral ventricle. 1. cine’rea, the layer of gray matter between the callosum and the optic chiasm. 1. cribro’sa. 1. The fascia that covers the saphenous opening. 2. Either one of the two perforated spaces at the base of the brain. 3. The two plates through which the saccular and cochlear branches of the auditory nerve enter the internal ear. 4 The sieve-like part of the sclera through whi fibers of the optic nerve enter the eye. 5. The cribriform plate of the ethmoid bone. dental 1. Same as dental ridge. See ridge. dentate 1. Same as crista spiral is. 1. denticula’ta, a cartilaginous layer on the upper outer portion of the o eous lamina spiral is. 1. elas’tic a ante’rior {bowman’i], Bowman’s membrane. 1. elas’- tic a poste’rior (demour’si, desceme’ti], Descemet’s membrane. 1. fus’ca, the lamina sup rach oroide a or outer pigmented layer of the choroid coat. lateral 1., the external pterygoid late of the sphenoid bone. 1. media‘lis, the internal pterygoid plate of the sphenoid bone. 1. medullar is thal’ami, a sheet of white fibers within the optic thalamus dividing it into the internal and external nuclei. 1. modi’oli, a bony plate, the continuation of the modiolus, extending upward toward the cupola. 1. papyra’cea, the os planum of the ethmoid. per i claustral 1., the layer of white matter between the claustrum and the insula. 1. perpendicula’ris, the perpendicular plate of the ethmoid bone. 1. pro’pria, the middle or fibrous layer of the membrana tympani. 1. q igem’ina, the layer of gra matter roofing over the aqueduct of Sylvius. 1. reticula’ris, the perforated layer of membrane that covers the organ of Corti. 1. rostra‘lis, the thin terminal part of the rostrum of the corpus callosum. 1. spira’‘lis, the septum, partly membranous and partly bony, that divides the cochlea into the two scale. 1. suprachoroi’- dea, a delicate layer of connective ti ue interposed between the sclera and choroid coat of the eye. 1. sup ran euro por ica, the area of the membranous roof of the diencephalon which covers the foramen of Monro. 1. term in a’ Same as 1. cinerea. 1. trag’ica, a plate of cartilage forming the beginning of the cartilaginous part of the external auditory meatus. 1. vasculo’sa, the outer part of the choroid which contains the largest ve els. 1. vit/rea, the homogeneous gla y membrane that lines the choroid; Bruch’s membrane.