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Air contains only about 60% oxygen. When someone is having difficulty breathing, there is ususally a heart or lung condition. As the heart pumps, it allows for and exchange of co2 and o2. When there is a dysfunction, the person cannot pull out all of the o2 from the air and need 100% o2 in order to have levels that are able to sustain life.
What else can I help you with?
John Smith is a person All people need to breathe oxygen John Smith needs to breathe oxygen?
Yes, John Smith is a person, and like all people, he needs to breathe oxygen to survive. This is a basic biological need for all humans.
Which of the options below best describes the following series of statements John Smith is a person All people need to breathe oxygen John Smith needs to breathe oxygen?
causation
Which of the options below best describes the following series of statements John Smith is a person. All people need to breathe oxygen. John Smith needs to breathe oxygen.?
causation
What is a sentence using the word oxygen?
My mother needs to use her oxygen tank to breathe.
Why do you breathe faster after exercising?
You breathe faster after exercising as your body needs to remove all the waste products it has produced - carbon dioxide and water.
When you exercise your body needs more so you breathe faster?
oxygen
Why oxygen is important to your lives?
Oxygen is what you breathe in, and what your body needs to function correctly (and what you need to survive actually)
Where does the oxygen your body needs come from?
The oxygen your body needs comes from the air you breathe. When you inhale, your lungs take in oxygen from the air, and this oxygen is carried to all the cells in your body through your bloodstream to be used in various metabolic processes.
Why do you breathe faster after excersise?
Your body needs more oxygen after and during exercise.
Why we breathe more quickly when we exercise?
We breathe faster when we exercise to increase the amount of oxygen available to our bodies.
How much of oxygen need for one person?
a human breaths 20 liters / minute with oxygen being 21% of the air this means +- 4liters / min intake although a lot of the oxygen leaves our body again when exhaling (4% oxygen gets taken in by our body, and 4% extra CO2 is exhaled) this means a human body takes about 0.16liters of oxygen / minute
Does a body breathe through its skin?
yes it does, because not only do YOU need oxygen but the pores in your skin needs oxygen too!
