Nasal cavity and openings

Superior and middle concha/turbinate- Part of ethmoid bone

Inferior Concha is a seperate bone.

Openings in meatus

Superior meatus- Posterior ethmoid sinus

Middle meatus- Frontal sinus,Anterior and middle Ethmoid sinus,Hiatus semilunaris recieves maxillary sinus

Inferior meatus- Nasolacrimal Duct(INDia)

Spheno ethmoidal recess- Sphenoid sinus

Tip: It is usual that the middlemen benefit the most, while the producers and retailers are least benefitted.

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