The Oxygen Machine

The Oxygen Machine Photo Credit: Clipart.com


This lesson will allow you to go through a series of resources so that you may learn about the respiration process (how we breathe), its importance as fuel to our cells, and its importance in health and disease. Use the resources on the student esheet to help you answer the questions on this sheet.

The Mystery of Mallory and Irvine ‘24
What seems to be the biggest obstacle climbers faced in climbing Mount Everest?



What is the “English Air” referred to in the story? Why did the climbers use it?



Why does the human body need oxygen?



Mechanics of Respiration
Which gases are exchanged in the process of respiration?



Why might it be better to breathe in through the nose than through the mouth?



What are the four parts of your respiratory system and what do they do?



What happens to air once it reaches your lungs?



What part of the blood carries oxygen to the rest of your body?



How the Body Uses CO2
Why do we breathe?



What happens in the process of respiration?



What cellular component allows the combustion process to occur?



Physiological Effects of High Altitude
What factors affect how much oxygen your body needs?



What happens when your body doesn’t get enough oxygen?



Can you think of a situation (either in terms of physical activity or a medical problem) where you wouldn’t get enough oxygen?



Would your body react differently if you ascended to the summit of Mt. Everest (29,000 feet above sea level) via a balloon ride versus taking several weeks to ascend the mountain? Why or why not?




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