Dive reflex not always helpful?

[wet]

An article on how saline nasal stimulation affects the MDR, rather in-depth.
I'd guess it's part of the gag response, as well as sneezing. Seems like gasping is a different sensation.

Milicic: Nasal Fontanel Receptors

CONCLUSION: There is a reflex communication between the nasal fontanel receptors and lungs, which is regulating the tracheobronchial vagal tone and resistance in lung airways.