Anatomy of the eye

2. The lens is suspended by a bunch of fibres called the suspensory ..........
4. This part of the eye is composed of layers of blood vessels that nourish the back of the eye
6. The thickest layer of cells within the cornea.
7. The......humor form 2/3 of the eyes volume and gives the eye it's shape.
8. The small and highly sensitive part of the retina responsible for detailed central vision
11. The six tiny muscles that surround the eye and control its movements are known as the ............ muscles
13. It controls light levels inside the eye similar to the aperture on a camera.
16. the tough, opaque tissue that serves as the eye's protective outer coat.
17. The ...... muscle changes the shape & curvature of the lens by contracting or relaxing.
19. The layer of nerve tissue which holds millions of rods and cones.

1. The .....nerve transmits electrical impulses from the retina to the brain.
3. The inner most layer of the cornea.
4. The 1st refractive structure of the eye that light travels through.
5. This tiny area is responsible for our central, sharpest vision. it has a very high concentration of cones, allowing us to appreciate color.
9. These photoreceptor cells detect colour.
10. The watery portion of the tear film is produced by the ..... gland
12. The iris divides the front of the eye, which is known as the ......... chamber, from the back of the eye.
14. These photoreceptor cells detect light intensity.
15. This gets bigger during the fight or flight response.
18. Part of the eye which is affected by cataract.