Sophia Learning
Sophia: Animals: Human Respiratory System: Lesson 3
This lesson provides an overview that explains the respiratory system in humans. It is 3 of 5 in the series titled "Animals: Human Respiratory System."
ClassFlow
Class Flow: The Respiratory System
[Free Registration/Login Required] Seven videos included relating to the circulatory system (larynx, breathing, trachea and more) and a formative assessment after each to determine the knowledge of each student. Enjoy the videos.
Other
Biology at Clermont College: The Respiratory System
What do you know about the respiratory system? This site gives a detailed description of this integral human body system. Don't miss out.