What is the general brain function of the Reticular formation? What part of the Reticular formation would I use during a card game

The general brain function of the Reticular formation is to regulate wakefulness and sleep, and also plays a role in controlling attention and alertness.

During a card game, you would likely be using the part of the Reticular formation that is responsible for maintaining attention and alertness, as well as processing visual and auditory information related to the game. This part of the Reticular formation helps to keep you focused on the game and aware of your surroundings, allowing you to make quick decisions and react to the actions of other players.