In the human respiratory system, airway walls transition from cartilage support to smooth muscle as they branch.

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 (2)

• human respiratory system concept
• smooth muscle concept