principal sensory nucleus of trigeminal nerve

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prin·ci·pal sen·so·ry nu·cle·us of tri·gem·i·nal nerve

the term commonly used to designate the nucleus pontis nervi trigeminalis; located in pons lateral to the motor trigeminal nucleus; receives primary sensory (touch and pressure) input through the trigeminal nerve and projects to the ventral posteromedial nucleus of thalamus.
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