Roca cape lighthouse in Portugal, West most point of Europe ( Cabo da Roca) Vertical. Roca cape lighthouse in Portugal, West most point of Europe ( Cabo da Roca) Vertical. The obelisk with a large white cross at Cabo da Roca. It is a cape which forms the westernmost extent of mainland Portugal and continental Europe.
The other rows contain letters that are progressively smaller. During an eye exam, your eye doctor will ask you to find the smallest line of text letters that you can make out, and ask you to read it. If you can read the bottom row of letters, your visual acuity is very good.
Common misspellings of the acronym include PERLA and perla. An eye exam called pupillary response testing is done to check how someone's nervous system is functioning, especially after a head injury or during a serious illness. An eye exam would be abnormal if the pupils are: 1  not of equal size.  not round (misshapen)