<Tr> <Th_colspan="2"> Brainstem </Th> </Tr> <Tr> <Td_colspan="2"> The three distinct parts of the brainstem are colored in this sagittal section of a human brain . </Td> </Tr> <Tr> <Th_colspan="2"> Details </Th> </Tr> <Tr> <Th> Part of </Th> <Td> Brain </Td> </Tr>

Which of the following is not a component of the brainstem