You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Fluoresciene stain is used in the eye to stain - and explain in detail?
Ans. is 'a' i.e., Cornea Important corneal examinationsUsed foro Keratometry, Corneal topography o Specular microscopyo Slit lampo Padiymetero Placido's disco Fluorescein. Alacian blue & Ben sal rose staino Window reflex, slit lamp biomicroscopy, Placidos' discCurvature of cornea Corneal endothelial densityCorneal opacity Thic kness of cornea Corneal sheen Corneal stainingCorneal surface