reticular formation

noun

1. a network of neurons in the brainstem involved in consciousness, regulation of breathing, the transmission of sensory stimuli to higher brain centers, and the constantly shifting muscular activity that supports the body against gravity.

reticular formation

/ rĭ-tĭk′yə-lər /

1. A complex network of neurons and axons that is located throughout the brainstem. The reticular formation regulates consciousness, sleep, and wakefulness.

Word History and Origins

Origin of reticular formation¹

First recorded in 1885–90