This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Flow of aqueous humour eye EDA. In many people increased pressure inside the eye causes glaucoma In the front of the eye is space called the anterior chamber clear liquid flows continuously in and out of this space and nourishes nearby tissues Credit National Eye Institute National Institutes of Health Ref EDA nei nih gov asp PD