Eli5 why do we produce a lot more saliva right before we vomit?

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I’m currently suffering with a nasty sickness bug and was wondering why my mouth fills with saliva right before I vomit?

NSFW just incase

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Anonymous 0 Comments

The contents of the stomach are very acidic. In the stomach, our cells have protective mucus to stop the acid from harming us, but our mouth does not have that defence. So we have saliva to serve as emergency protection against the acid.

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