why difficult to swallow without mucus

Question

If you try to swallow multiple times, it is increasingly difficult to swallow as your throat gets drier. Why is that?

In: 2

Answer 1

Saliva moistens your throat, and when you try to swallow a bunch of it, you remove more of it from your mouth than your salivary glands are motivated to produce.

Answer 2

It’s the same reason an engine needs oil to function. It decreases friction and lets the food glide smoothly down your throat.