VISION. 197 



(V) Do you find the long ciliary arteries, or the poste- 

 rior ciliary arteries ? 



(8) Remove the choroid carefully. 



(a) Note the character of its tissue, its vascularity 



and its rich pigmentation. 

 (<) Describe the retina as seen from this direction. Its 



pigmented layer has probably come away with the 



choroid. 



(9) Remove the posterior half of the vitreous body 

 together with the retina. 



(#) Make a drawing of the posterior surface of the lens, 

 suspensory ligaments and ciliary processes as shown 

 posteriorly. 



(10) Remove the remnant of the vitreous body; sever 

 the fibers of the suspensory light; lift out the lens. 

 (0) Describe the ciliary body and the iris thus held in 



their normal relations by the supporting sclera. 



