10 Surprising Facts about the Respiratory System

respiratory action It would seem that the ma- nipulation of the respiratory nerve

During inspiration, fresh air enters the respiratory system through the pared external nares andor the oral cavity to the pharynx Air

skeletal system Since the lungs process air, they are the only internal organs that are constantly exposed to the external environment Central to the human respiratory system

muscular system The two most common chronic respiratory diseases are asthma and chronic obstructive pulmonary disease These both affect the airways in the lungs Asthma