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    Mouth / Buccal Cavity

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    The mouth, or buccal cavity, and its extension, which stretches through the body to the anus, is not listed as an internal body cavity. Why?

    © BrainMass Inc. brainmass.com February 24, 2021, 2:25 pm ad1c9bdddf

    Solution Preview

    Because technically, it's not "internal" to the body. It's "external" to the ...

    Solution Summary

    This solution explains why the buccal cavity is not considered internal.