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