At the end of this activity, students should be able to know the structure of the respiratory system, know the course of gas exchange in the lungs. explain that respiration involves the release of energy from organic compounds, differentiate between the two types of respiration: aerobic and anaerobic, indicate the type of respiration that releases the most energy, explain the circumstances in which anaerobic respiration occurs in human beings, and explain the meaning of the term "oxygen debt".

Originally released by Learnetic, 2016.