The human respiratory system is divided into the upper respiratory tract (nose, mouth, pharynx, and larynx) and the lower respiratory tract (trachea, bronchi, bronchioles, and alveoli).

Authors

• Person: Not available Organization: Institute of Human Anatomy
  7 Major Organ Systems: Functions and Connections

Sources

• 7 Major Organ Systems: Functions and Connections www.instituteofhumananatomy.com Institute of Human Anatomy via serper

Referenced by nodes (7)

• human respiratory system concept
• alveoli concept
• mouth concept
• trachea concept
• bronchi concept
• nose concept
• pharynx concept