Aqueous Humor - Production, Circulation and Drainage - Part 1

Explore the intricate process of aqueous humor production, circulation, and drainage in this comprehensive medical lecture. Delve into the anatomy of the eyeball, examining key structures like the ciliary body, iris, lens, and cornea. Learn about the vitreous humor and its non-circulating nature, then contrast it with the freely flowing aqueous humor. Understand the crucial functions of these fluids in maintaining eyeball shape, intraocular pressure, and nourishing avascular structures. Examine the detailed mechanism of aqueous humor production, focusing on the ciliary body's structure and the role of ciliary epithelium. Discover the step-by-step process of aqueous humor secretion, including active sodium secretion and passive movement of chloride, bicarbonate, and water. Finally, gain insights into the drainage and circulation of aqueous humor, enhancing your understanding of ocular physiology.