The internal wall of each lacrimal canaliculus was lined by a thick non-cornified stratified epithelium resting on a basement membrane. Subepithelial collagen fibrils and elastic fibres as well as muscle fibres of the lacrimal portion of the orbicularis oculi muscle were visible around the canaliculi (Fig. 2a).
KeywordsLamina Propria Goblet Cell Loose Connective Tissue Nasolacrimal Duct Toluidine Blue Staining
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