The Human Eye
Cross-section of the Human Eye

Match the description with the correct part of the eye.
  1. A tough white protective layer:
  2. This contains a layer of receptor cells which are sensitive to light:
  3. This controls the shape of the lens:
  4. The cells of the retina send signals to the brain along this:
  5. This holds the lens in place:
  6. This is the transparent part of the sclera:
  7. The iris makes this bigger or smaller:
  8. This controls the amount of light that enters the eye:

Complete each sentence with the correct word from the list.
  • Focussing on a near Object

    The ciliary muscles and the suspensory ligaments . The lens is therefore so that the light passing through it is .

Focussing on a near object

  • Focussing on a distant Object

    The ciliary muscles and the suspensory ligaments . The lens is therefore so that the light passing through it is .

Focussing on a distant object

The keeps the suspensory ligaments tight and the eyeball the correct shape. When you focus on near objects, the work to overcome this tension.

Press when you think you have all the answers.

Those you get right will be ticked and you can then print out the page.

Your score:
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