Question

_______is used as a tool by eye surgeons to remove cataract from eyes:
(A) Graphite
(B) Diamond
(C) Fullerene
(D) Coke​

Answer 1

Answer:

(B) Diamond

Explanation:

Diamond tipped knives are used during eye surgery to cut the cornea in order to treat cataracts – a clouding of the lens or surrounding tissues. Diamond knives have accurate cutting edges.

The diamond knife cuts more smoothly leaving the epithelial surface relatively intact and the underlying stroma cleanly separated.