Public review preview. Candidate definitions have not yet been read by the two reviewers. Each entry shows its review status.
biological

Judged: two independent readers; copy check clear.

ascending reticular activating system

ascending reticular activating system The ascending reticular activating system is a central nervous system system involved in arousing the cortical and limbic parts of the brain.

The ascending reticular activating system is a central nervous system system involved in arousing the cortical and limbic parts of the brain. In the packet, reducing activity through GABA-A receptors in this system is described as blocking arousal and producing sedative and hypnotic effects.