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Option 3 : Pharynx
- The pharynx is a part of the respiratory system and also a part of the digestive system.
- The pharynx has 3 parts: Nasopharynx, Oropharynx, and Laryngopharynx. The lower two part - the oropharynx and the laryngopharynx are involved in the digestive system. The Nasopharynx connects to the esophagus and it serves as a passageway for both air and food.
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