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yes

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Wiki User

11y ago
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AnswerBot

6mo ago

No, paranasal sinuses do not open directly into the oral cavity. They are connected to the nasal cavity and help to warm, humidify, and filter the air we breathe. The oral cavity is separate and has its own openings for the passage of air, food, and saliva.

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Q: Do paranasal sinuses open into the oral cavity?
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