Nicotine effects on default mode network during resting state.
Psychopharmacology July 2011 Jody Tanabe, Eric Nyberg, Laura F Martin et al.
The default mode network (DMN), one of several resting-state networks (RSN) in the brain, is thought to be involved in self-referential thought, awareness, and episodic memories. Nicotine improves cognitive performance, in part by improving attention. Nicotinic agonists have been shown to decrease activity in regions within DMN and increase activity in regions involved in visual attention...