- Visual processing 
- Orienting and shifting of attention 
- Robinson & Petersen, 1992
- Filtering of distracting stimuli 
- "...Certain parietal cells selectively increase their firing rate when the animal identifies a target stimulus to which it will covertly attend, but not when the stimulus is in the  same location in the absense of planning for covert attention. (Wurtz et al., 1982)"

Washtenaw Community College

- Located in the midbrain 
- Visual perception through overt attention
- Damage to this structure: diminished inhibition of return
- "...The superior colliculus may therefore help us avoid repeatedly returning to previously attended locations..." (Breedlove & Watson, 2017, 588). 

Superior Colliculus 

Breedlove, S. & Watson, N. (2017). Behavioral neuroscience, eighth edition. Oxford University Press.

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