How Does Saliva Work?

How Does Saliva Work?

The small bumps in your inner lips are actually saliva ducts.

How Does Saliva Work?

02:49

from Brain Stuff

Key Facts In This Video

  • 1

    Saliva is necessary to multiple bodily functions. (0:23)

  • 2

    Small bumps in our inner lips are actually saliva ducts. (1:24)

  • 3

    Saliva contains all of our genetic information. (2:20)

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