Ocular Physiology

Cross-sectional diagram of the eye showing the lens, with the anterior and posterior chambers highlighted in yellow and green.

Aqueous Humour

Ocular Accommodation

Illustration of the retina’s layered structure, labeling the optic nerve, retinal cell types, retinal pigment epithelium, choroid, and sclera.

The Retina

Popular

Diagram of a virus showing DNA or RNA inside a protein coat and outer envelope.
Infections

Viral Infection

by Farhana Patel

Graph comparing immune responses: a large, slower initial response, a smaller faster response after inapparent reinfection, and a sharp rapid response after mild or inapparent reinfection, with memory persisting over years.
Adaptive Immune System

T Cell Memory

by Emily Crawley

Diagram of a nephron showing the glomerulus, proximal convoluted tubule, descending and ascending loops of Henle, distal tubule, and collecting duct, with explanatory text about filtration, reabsorption, and secretion.
Regulation

Water Filtration and Reabsorption

by Omar Haque