Maxillary sinus drains into -
Ans. is 'b' i.e.. Middle meatus Part of lateral nasal wallOpeningsInferiorNasolacrimal ductMiddleFrontal sinus, Maxillary sinus, Anterior ethmoidal sinusSuperiorPosterior ethmoidal sinusSphenoethmoidal recessSphenoid sinus
Inferior meatus
Middle meatus
Superior meatus
Sphenoethmoidal recess
Nose