The buccinator muscles compress the cheeks against the teeth to hold solid materials in place during chewing.
The buccinator plays a very vital function in the mouth, it helps to hold the cheeks very close to the teeth while eating. It is found in both sides of the cheeks.
Without the buccinator, it would be very difficult to chew food, smile, whistle. It also helps the tongue to properly roll up food particles into bolus.
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