ciliary disc

or·bi·cu·lus cil·i·ar·is

(ōr-bik'yū-lŭs sil'ē-ār'is), [TA]
The darkly pigmented posterior zone of the ciliary body continuous with the retina at the ora serrata.
[Mod. L.]
Farlex Partner Medical Dictionary © Farlex 2012

or·bi·cu·lus cil·i·ar·is

(ōr-bik'yū-lŭs sil'ē-ar'is) [TA]
The darkly pigmented posterior zone of the ciliary body continuous with the retina at the ora serrata.
Synonym(s): ciliary disc, ciliary ring, pars plana.
[Mod. L.]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
References in periodicals archive ?
In filibranch gills, there is no direct connection between adjacent filaments aside from that made through the ciliary discs. Nevertheless, these discs clearly cause changes in interfilament distance even in excised gill fragments independent of the gill axis (Jorgensen, 1976; Jones et al., 1992; Medler, unpub.