Objectives: Upon completion of this conference the resident/student should be able to describe:

• Structure of the tear film
• Main components of the tear films and their physiological functions
• The origin of the tear film components and an overview of the mechanisms of their secretion.
• Causes of tear dysfunctions
• Basic structural of corneal epithelial cells and tissue
• Process of corneal epithelial renewal
• Cellular structures critical to corneal epithelial functions and integrity.
• Physical basis for stromal transparency
• Physiological role of the endothelium in maintenance of transparency

Assignment: Please read "Fundamentals and Principles of Ophthalmology, Chapters 7-8

and the attachments