What does the human respiratory system include?

The respiratory system provides the body with oxygen, removes carbon dioxide from it. Includes:

nasal and oral cavity. Breathing through the nose warms and cleans the incoming air;
epiglottis, larynx, trachea. Air passes through these organs;
right and left bronchi. Air through the bronchi enters the alveoli of the lungs;
right and left lung. Pleura, pleural cavity. Gas exchange takes place in the lungs. The pleura has a protective function;
diaphragm. Serves to expand the lungs.