NOSTRILS ALLOW AIR TO ENTER THE BODY CHANNELS THE AIR DOWN THE AIRWAYS PHARNX HELP KEEP THE LUNGS FLEXIBLE PLEURAL MEMBRANE RIGHT PRIMARY BRONCHUS RIBS PROTECTS THE RESPIRATORY ORGANS NASAL CAVITY FUNCTIONS ALLOWS AIR TO ENTER THE RIGHT LUNGS EPIGLOTTIS PURIFIES THE AIR KEEPS THE FOOD FROM ENTERING THE AIRWAYS LARYNX ALLOWSVTHE AIR TO PASS THROUGH SPEECH PRODUCTION TRACHEA CHANNELS AIR TORWARD LEFT AND RIGHT LEFT PRIMARY BROUCHUS MOVING THE AIR INTO AND OUT OF LUNGS ALSO CALLED VENTILATION EXCHANGING GASES BETWEEN THE AIR N THE LUNGS AND BLOOD TRANSPORT OF OXYGEN TO THE BODY CELLS AND RETURN OF CARBON DIOXIDE EXCHANGING GASES BETWEEN BLOOD AND BODY CELLS USING OXYGEN IN THE CELL PROCCESS AND PRODUCTION OF CARBON DIOXIDE BREATHING DIAPHRAGM ALVEOLI EXTERNAL RESPIRATION GAS TRANSPORT BY BLOOD PROCESSES RESPIRATORY SYSTEM ALLOWS THE AIR TO ENTER THE LEFT LUNG PUMP THE LUNGS SITE FOR ( O2 C2) EXCHANGE Sub Topic PHARNX INTERNAL RESPIRATION Sub Topic Sub Topic CELLULAR RESPIRATION PLEURAL MEMBRANE Sub Topic Sub Topic RIGHT PRIMARY BRONCHUS RIBS ORGANS NASAL CAVITY EPIGLOTTIS LARYNX TRACHEA LEFT PRIMARY BRONCHUS DIAPHRAGM ALVEOLI Sub Topic