Which of the following organism can penetrate the normal cornea –a) Gonococcusb)  Pseudomonasc) Diphtheriad) Streptococcuse) Staphylococcus epidermidis: (A) a, (B) bc, (C) ad, (D) ac
Answer is D. The organisms which can penetrate intact corneal epithelium are Neisseria gonorrhoea, Haemophilus Aegyptus, Corynebacterium diphtheriae, Listeria species and Neisseria meningitides.