The hypopharynx forms the final section of the pharynxThe pharynx, commonly called the throat, is a passageway that extends from the base of the skull to the level of the sixth cervical vertebra. It serves both the respiratory and digestive systems by receiving air from the nasal cavity and air, food, and water from the oral cavity. before it merges with the oesophagusThe oesophagus is the hollow tube that leads from the throat (pharynx) to the stomach..