Organs of the respiratory system

Nose and nasal cavity Pharynx Larynx Trachea Two bronchi ( one bronchus to eachLungs) Two lungs Muscles pf breathing- intercostal muscles and diaphragm. Nose and nasal cavity; The noses is the external portion of the respiratory system and opens through the external nares or the nostrils. The nasal cavity is divided by a septum into … Read more