Nucleus Prepositus Hypoglossi on:
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The nucleus prepositus (also nucleus prepositus hypoglossi), located in the caudal 
pons
The pons (from Latin , "bridge") is part of the brainstem that in humans and other bipeds lies inferior to the midbrain, superior to the medulla oblongata and anterior to the cerebellum.
The pons is also called the pons Varolii ("bridge of Va ...
and upper medulla oblongata, contributes to several aspects of gaze control including the horizontal gaze holding system. It functions as a neural integrator.
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