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air water food

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Paul Wyman

Lvl 13
2y ago
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Wiki User

13y ago

When you breath in air, all the air goes to your heart and the veins send the oxygen everywhere in your body.

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Q: What keep humans alive?
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Related questions

How much water do humans drink?

enough to keep them alive.


Why does coffee exist?

To keep all kinds of working humans alive.


How do trees keep our planet alive?

Trees help to keep our planet alive by converting carbon dioxide into oxygen which is necessary for humans and animals to live.


Why do meerkats eat stuff?

To keep them alive pretty much the same as humans


What are the ecological roles of Vertebrate species?

to maintain our enviroment and to keep humans alive


Why is important for humans to eat?

your body needs energy and fat to keep yourself alive


Why is a horse alive?

They are VERY useful to humans. So, we keep them alive! Mustangs survive on their own, too. They are bright, amazing creatures.


How do humans and animals obtain energy to keep them alive?

Animals and humans eat food to stay alive. Metabolic processes break down the food (plants and animals) to obtain energy, and the materials needed to build and repair the body.


Why were dogs ware gas masks?

To keep them alive, as poison gas affects dogs in the same way as humans.


Why do you need to keep manatees alive?

Because just like us they are living, breathing animals. That's like saying why sould we try to keep humans alive. Just like the manatee we can't go extinct. Because then their would be none of us left. That's why we need to keep manatees alive.. ? ;)


How can people keep soil alive?

the dead cells in the soil help the plants grow and plants give you oxygen which humans need


Why are organisms essential for survival of humans?

because if we didnt have them we would all die, because the brain and heart are what keep you alive and they are organisms