Accommodation refers to the ability of the pupils to constrict (become smaller) when focusing on a near object and dilate (become larger) when focusing on a distant object.
Here's a breakdown of the PERRLA abbreviation:
* Pupils
* Equal
* Round
* Reactive to
* Light
* Accommodation
Therefore, accommodation is one of the key elements assessed in PERRLA, indicating the pupils' ability to adjust their size in response to changes in focus.