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The diaphragm, below the lungs, contracts causing a lower pressure in the lungs, and pulls the air in.
To exhale, the diaphragm relaxes, and the chest muscles contract, forcing the lungs to be smaller and the air to be pushed out.
While having sex, this happens faster as we need more energy. ah! ah! ah! oh! oh!oh!
Wiki User
∙ 11y ago
Wiki User
∙ 13y agoDue to changes in air pressure in the lungs.
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Where does air enter the body?
lungs
Where in a mammal's body does the oxygen enter the bloodstream?
It enter when you breathe. You let go of Carbon in your body when you breathe out, and let fresh air or oxygen enter your body when you breathe in.
What human action causes the lungs to become filled with air?
breathing is the human action that causes the lungs to be filled with air.
What does air enter through?
Air enters through the trachea and into the lungs.
Where in one of two places air enter body?
Air can enter the body by the mouth or the nose. Air then goes down the windpipe to the lungs where it can enter the bloodstream.
What structures of the respiratory system prepare air for entry into the lungs?
The nose and trachea prepare the air to enter the lungs. This is because the air first passes through these things, then into the lungs.
What force causes oxygen to enter the alveoli?
Negative pressure causes oxygen to enter the alveoli. Air is pulled into the lungs as the lungs expand. The alveoli are membranes of small balloon-like structures attached to the branches of the bronchial passages.
What causes shortness of breath when enter house?
You might be clostrophobic or there might be a lot of dust in the house which would block the moisture in your lungs. This would make you gasp for air.
What causes air to move in and out of your lungs?
the expansion and relaxation of your diaphram.
Area where bronchi enters the lungs?
Air is a mixture of gases.When we inhale we reduce pressure in our lungs and thus air is diffused in our lungs.This diffusion takes place inside the lungs and between the bronchities.Here the air passage is the trachea/wind pipe.
What causes air to move into and out of a person lungs?
your diafram
Why does oxygen enter the lungs?
Because you suck in air through your mouth or nose and it goes into your lungs... it's called breathing =)
