The space at the back of the mouth, that leads either to the airway or the esophagus is the:*1 pointpharynxlarynxnasal cavityconchae

The __________ is the common passageway for the respiratory and digestive systems.Multiple Choicelarynxesophaguspharynxoral cavity

Pharyngeal slits connect the pharynx and theMultiple choice question.esophagus.thoracic cavity.trachea.external environment.

Air is breathed in through the nose to the nasal cavity, where a layer of nasal mucosa acts as a filter and traps pollutants and other harmful substances found in the air. Next, air moves into the pharynx, a passage that contains the intersection between the oesophagus and the larynx. The opening of the larynx has a special flap of cartilage, the epiglottis, that opens to allow air to pass through but closes to prevent food from moving into the airway.

The flap-like structure  of the respiratory system that closes when food is being swallowed is the?*1 pointepiglottisbronchitrachealarynx

The trachea leads to the:*1 pointbronchiolesesophaguspulmonary vesselbronchiTrue/False - Air passes through or around the trachea, epiglottis, pharynx, and larynx to reach the lung.