4 ms·
The eyes are connected to sinuses. https://en.wikipedia.org/wiki/Nasolacrimal_duct https://en.wikipedia.org/wiki/Nasolacrimal_duct
by belltaco 6y ago
The eyes are connected to sinuses.
https://en.wikipedia.org/wiki/Nasolacrimal_duct https://en.wikipedia.org/wiki/Nasolacrimal_duct