Idk, I was just referring to Wikipedia where it says: > Air is forced from the lungs during a dive and into the upper respiratory passages, where gases cannot

Idk, I was just referring to Wikipedia where it says: > Air is forced from the lungs during a dive and into the upper respiratory passages, where gases cannot easily be absorbed into the bloodstream. This helps protect the seal from the bends. https://en.m.wikipedia.org/wiki/Earless_seal https://en.m.wikipedia.org/wiki/Earless_seal