Tags: Anatomical Structure, Brain.
Moving caudally from the rostral midbrain at the site of the rostral pons and the midbrain the medial RF becomes less prominent and the lateral RF becomes more prominent. Existing on the sides of the medial reticular formation is its lateral cousin which is particularly pronounced in the rostral medulla and caudal pons. Out from this area spring the cranial nerves including the very important vagus nerve.