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The lungs are the site of gas exchange, meaning that oxygen will enter your blood and carbon dioxide will leave your blood in the lungs. Oxygen is needed to generate energy in cells and carbon dioxide is a waste product that can acidify the blood if not expelled.
Wiki User
∙ 15y ago
Wiki User
∙ 14y agoIf a human does not exchange excess carbon dioxide for new oxygen, death occurs. This is one of the main jobs the lungs do. Although, humans can live without their lungs if they either have artificial ones doing the job for them or don't mind dying after a minute or so.
Wiki User
∙ 13y agoThere are ways to talk without using lungs. Watch Dr. Stephen Hawking, for example. He talks by pressing buttons on a computer keypad. Most people use lungs. Lungs are used to drive air through the vocal chords in order to make a sound that other people can hear.
Wiki User
∙ 9y agoAnimals like vertebrates need a rate of oxygen that cannot be delivered by diffusion or environmental convection, so lungs act as bellows that force convection. Other orders and kingdoms that are not as mobile may breathe through their skin.
Wiki User
∙ 7y agoWe need lungs to breathe.
SUTEJ HUDDAR
Wiki User
∙ 12y agoWhy do we have lungs? :)
Jigosphur
God gave it to us
Briana Kuhic
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Do whales breath air through there lungs?
No. They breath using their lungs or with their lungs, but not "through" their lungs. They do however breath "through" their blowholes (to get the air in and out of their lungs).
Do reptiles breath lungs?
They Breath through their lungs!
Does a bat breath from the lungs?
Bats are mammals and breath using lungs.
Do mammals have lungs or gills to breath?
Mammals breath using lungs.
When you breath in what happens to your lungs?
When you inhale, you breath in oxygen and your lungs get bigger.
How do chondrichthyes breath?
they breath with lungs
What do you use to breath the lungs or the heart?
You use your lungs to breath. Your heart pumps the blood round your body (including into and out of the lungs where gas exchange occurs when you breath).
Does sea cow breath from lungs or gills?
Sea cows are mammals, and breath with lungs.
Why do you have lungs?
You have lungs because they help you breath in and out
What are the 2 main roles of the lungs?
breath in. breath out.
Do salamander breath with lungs?
yes they have lungs to breathe
What do penguins with there large lungs for holding its breath?
penguins breathe with large lungs for holding breath to swim.
