Attention
Willpower is a Depletable Resource
Ego depletion refers to the idea that self-control or willpower draw upon a limited pool of mental resources that can be used up. When the energy for mental activity is low, self-control is typically impaired, which would be considered a state of ego depletion. In particular, experiencing a state of ego depletion impairs the ability …
Fovea
The fovea centralis (the term fovea comes from the Latin, meaning pit or pitfall) is a small, central pit composed of closely packed cones in the eye. It is located in the center of the macula lutea of the retina.[1][2] The fovea is responsible for sharp central vision (also called foveal vision), which is necessary …
Change Blindness
Change blindness (aka. inattention blindness and selective attention) is a surprising perceptual phenomenon that occurs when a change in a visual stimulus is introduced and the observer does not notice it. For example, observers often fail to notice major differences introduced into an image while it flickers off and on again.
Arousal (Food, Sex, Danger)
The old brain, humans’ lower brain structures involved in the limbic system (the ‘lizard brain’) is constantly scanning the environment looking for any changes that signal danger, food or sex. A major job of the old brain is to keep us from harm, anything threatening our survival will get our old brain’s attention. The threat …