Sudden loss of vision differentials

Question 1

‘Unilateral sudden, painless loss of vision with a whitening of the retina and a cherry red spot’ in a question is likely referring to?

Answer 1

Central Retinal Artery Occlusion

Question 2

Unilateral, sudden, painless loss of vision with whitening of the retina, without a cherry red spot’ in a question is likely referring to?

Answer 2

Ophthalmic Artery Occlusion