Definition: In the context of anatomy, a mouth is an opening in the roof or upper part of the body that connects the oral cavity (mouth) with the nasal cavity. The mouth is divided into three main parts:
1.
Upper part
: This area includes the lips and cheeks, as well as the soft palate, which is composed of the lower jawbone and the muscles of the soft palate.
2.
Midsection
: This section extends from the top of the mouth to the back of the
closed bracket.
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