Respiratory System, part 1: Crash Course A&P

The video explores the evolution of vertebrates, focusing on the development of lungs and the respiratory system. It explains how early life forms transitioned from water to land, requiring new respiratory adaptations. The video discusses the mechanics of breathing, comparing diffusion and bulk flow in oxygen transport. It also details the anatomy of the respiratory system, including the conducting and respiratory zones, and concludes with a summary and credits.

What new insight or understanding did you gain from this video?