Functions of Respiratory system

respiratory system The respiratory system helps in breathing The air inhaled through the nose moves through the pharynx, larynx, trachea and

Jeremy P T Ward, Jane Ward, Richard M Leach Lungs The respiratory system consists of a pair of lungs within the thoracic cage Its main respiratory system The respiratory system starts at the nose and mouth and continues through the airways and the lungs Air enters the respiratory system through the nose and