Across
- 4. A flat, coloured, ring-shaped membrane behind the cornea of the eye
- 5. Device used to measure eye pressure
- 7. Side vision
- 10. The drainage canal of the eye
- 12. Suddenly blockage of drainage canal which raise the pressure inside the eye very quickly
- 14. When our eyes focus straight ahead
- 15. The transparent layer forming the front of the eye
Down
- 1. Measurement of a person's field of vision
- 2. These are a circle of tiny muscles around the lens
- 3. is the loss of side vision with retention of central vision
- 6. Drainage canal becomes clogged and allows less fluid to leave the eye
- 8. The inner pressure of the eye
- 9. Clear fluid filling the space in the front of the eyeball
- 11. It transfers electrical message from the retina to the brain
- 13. A condition of increased pressure within the eyeball, causing gradual loss of sight