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Samples in periodicals archive:
) 6 Sclera Dense, tough outer tunic of collagenous fibrous tissue. It has some regional variations: l At the lamina cribrosa, where its fibres interweave with bundles of optic nerve fibres leaving the eye. 2 At the limbus, where it is more vascular, related to Schlemm's canal and the ciliary body. 3 Near to the limbus are the insertions for the oculomotor skeletal muscles moving the eye. 4 Throughout, its innermost layer (lamina.