the organs of the upper respiratory tract are located outside the thorax
The upper and lower respiratory system. The respiratory system is divided into the upper and lower respiratory tracts. The upper respiratory system consists of the organs located above the thorax. Organs of the respiratory system (upper tract). 1  nose. 2  pharynx.3  larynx. 4  part of the trachea.he upper and lower respiratory system. The respiratory system is divided into the upper and lower respiratory tracts. The upper respiratory system consists of the organs located above the thorax. Organs of the respiratory system (upper tract). 1  nose. 2  pharynx.