Answer:
reticular formation
Step-by-step explanation:
Reticular formation: It is a set of interconnected nuclei which is located in the brainstem. It is not anatomically clearly defined because it involves neurons that are located in various parts of the brain. Reticular formation is accountable for the sleep-wake cycle, thereby mediates alertness.
Reticular Formation functions includes:
1. Motor control
2. Sensory control
3. Visceral control
4. Control of consciousness.