<prompt> With regard to paranasal sinuses, true isThe maxillary sinus of the newborn is relatively large compared to that of the adultThe mucous membrane of the maxillary sinus and the upper premolar teeth have the same nerve supplyThe frontal, spheroidal, maxillary and anterior ethmoidal sinuses drain into the middle meatusThe spheroidal sinuses are supplied by anterior ethmoidal nerves  <response>: Paranasal sinuses are rudimentary in newborn. Sphenoid sinus drains into sphenoethmoidal recess and not into middle meatus. Sphenoid sinus is supplied by posterior ethmoidal nerve. 