TECHNIQUE OF EYE DISSECTIONS 



fectly clear and clean. If the optic nerve is 

 longer than 5 mm., cut it off to that length. 



To cut the eye in two, use a safety- razor 

 blade; never a scalpel. The latter is too thick, 



Fig. 41 Showing the beginning of 



the cutting of the eye for 



sagittal sections. 



too dull, and too clumsy a tool. Begin by cut- 

 ting through the optic nerve; dividing it as 

 nearly as possible into halves. (Fig. 41.) Con- 

 tinue cutting through the sclerotic and all 

 underlying tissues, stopping at the corneo- 

 scleral junction, but do not, during this pro- 



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