Cow Eye DIssection

 Aim: To Dissect a cows eye and look at the different parts of the eye.

Equipments: 

1. A cows eye

2.Scissors

3.Tweezers

4.news paper

5. rubber glove

Method:

1. Set up tray with newspapermon the desk,the tray on top and the scissorsmand twezzers in the tray

2. Put on a rubber glove

3. Start to remove the excess fat and meat from around the eyeball before dissecting it.

4.Puncture a hole in the cornea where the cornea and the sclare meet.

5.Cut around the cornea so that the vitreous fluid leaks out of the eye onto the tray.

6.Once the corneahas been totally removed you will be able to remove the lens from the iris.

7. Cut the eye in half so that the inside is totally exposed.Once this has been done you will be able to acess the retina at the back of the eye.

8. You should now haveplace the retina,lens,cornea and iris on a pice of paper.

9. The dissection is now completed and all parts of the eye need to be wrapped up and trashed.The trays and utensils that were needed must be rinsed and rubber gloves in the bin

Summary:

The cows eye has excatly the same parts as the human eye except for its abilityto see better in the dark.