My buddy did not want to work on Saturday, but he complained to the plant manager instead of our department supervisor, completely ignoring the organizational structure of our company. 5 people found this helpful.
Air can also be taken in through the mouth. These two openings of the airway (the nasal cavity and the mouth) meet at the pharynx, or throat, at the back of the nose and mouth. The pharynx is part of the digestive system as well as the respiratory system because it carries both food and air. At the bottom of the pharynx, this pathway divides in two, one for food (the esophagus, which leads to the stomach) and the other for air.
structure of upper respiratory system. conists of two parts: upper respiratory system-includes nose, pharynx, and associated structures lower respiratory system-includes larynx, trachea, bronchi, and lungs.nclude nose, pharynx, larynx, trachea, bronchi, bronchioles and terminal bronchioles, their function is to filter, warm, and moisten air and conduct it into the lungs respiratory zone-consists of tissues within the lungs where gas exchange occurs.