<Li> Brainstem nuclei: parabrachial nucleus, precoeruleus, and pedunculopontine tegmental nucleus </Li> <Li> Hypothalamic nuclei: supramammillary nucleus </Li> <Tr> <Td> Thalamic nuclei </Td> <Td> <Ul> <Li> Thalamic reticular nucleus </Li> <Li> Intralaminar nucleus, including the centromedian nucleus </Li> </Ul> </Td> <Td> </Td> </Tr> <Ul> <Li> Thalamic reticular nucleus </Li> <Li> Intralaminar nucleus, including the centromedian nucleus </Li> </Ul>

Where is the reticular activating system located in the brain