Lab - Visio - Human respiration: measurement of oxygen consumption volume

Excerpt from Biology and Organic Chemistry Curriculum for 10th Grade:
Analyze quantitative data regarding changes in oxygen and/or nutrient consumption during physical exertion.

Experiment Objectives:
- Demonstrate and measure a decrease in oxygen content in exhaled air compared to inhaled air.
- Simultaneously measure the volume of exhaled air.
- Determine the volume of consumed O₂.
- Deduce the nature of gas exchange during respiration.