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Anatomy General dfbdd295

Location Hasner's of valve?

A
Opening of nasolacrimal duct
B
Sphenoidal sinus opening
C
Frontal sinus opening
D
Ethmoidal sinus opening
High-Yield Explanation
Opening of nasolacrimal ductNasolacrimal duct opens into inferior meatus and is closed by a mucosal flap called Hasner's valve

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