The nasal cycle is unknown to many people. It refers to the alternating partial congestion and decongestion of the nasal cavities in primates. It is a visible physiological congestion of the nasal conchae (nasal turbinates) due to selective lateralised activation …
![](https://christopher-germann.de/wp-content/uploads/Concha_nasalis1.gif)
Jala Netī
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