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No you need a heart and a brain too...
Wiki User
∙ 12y agoAdd your answer:
What 2 things do humans need to breathe?
lungs and muscles
What percent of your lungs do you need to live?
100%
Is it true that a cow's lungs is bigger than a humans lungs?
Yes. Cows are much larger than humans are, thus need more oxygen to take in in order to function.
Why do humans need ribs?
To protect the internal organs (such as the hearth and lungs) from damage.
Why don't animals and plants need lungs?
because they don't breath like humans
Why is it good to have a healthy heart and lungs?
Because you need them to live.
Why does a car need an air filter?
we humans need to breath so dose cars their air filter is our lungs.
What do humans need for respiration?
Humans need oxygen to breathe. During respiration, oxygen is taken in and carbon dioxide is released. The respiratory system includes the lungs, diaphragm, and respiratory muscles to support this process.
What do humans need to live and grow?
Food
Is it a safe place to live in mars?
Mars is no place for a human being. There is no breathable oxygen and no water, which are both things that humans need to survive.
Why do you breathe air?
Because we have lungs, not gills.Humans need oxygen to live.
Why are the lungs so similar to the heart?
First, they're an organ in your body. Second, your lungs help you breathe and your heart keeps your body going. Without them, you wouldn't be able to live. So the similarity of the lungs and the heart is that it helps you live, or rather you need these to live.