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inhale:- the air pressure in the lungs decreases and air moves in.
exhale:-air pressure in the lungs increases and air moves out.
Wiki User
∙ 15y ago
Wiki User
∙ 12y agoThere is a muscle in the body called the diaphragm which expands and contracts your lungs, and when your lungs expand, you breath in, (and vise versa)
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What is the force that drive air in to the lungs?
Suction is the force that "draws" or pulls rather than "drive" air into the lungs.When the diaphragm muscle pulls down, and the ribs expand slightly, the lungs also expand which sucks air into them.(see related links below)
Why are you weightless in water?
You have another force that balances the force of gravity. Your lungs are full of air, which is less dense than water. When in the water, the lungs cause an up-ward, buoyant force which counter-act the force of gravity.
How does air out of your lungs?
air is pushed out of the lungs by the force of the rib cage relaxing
What muscles move the air in and out of the lungs?
I think you meant move air into the lungs. The muscle is the diaphragm.
What is the main force for pushing air out of the lungs?
It is mainly the contraction of the rib cage that pushes air out of the lungs.
What is able to move up and down for moving air in and out of lungs?
Diaphragm
What of the following describes the functions of lungs?
Lungs Move Oxygen From The Air Into The Blood.
Is it true that the force that drives air into the lungs comes from air pressure?
True
How and why air moves into and out of lungs when you inhale and exhale?
When you breathe in, your diaphragm will contract, causing your lungs to expand and suck in air. When you breathe out, your diaphragm will relax, causing your lungs to shrink and force out air.
Which is the movement of the chest that brings air into the lungs and removes waste gases?
When your lungs move to bring in air and remove gases you are breathing.
Which organ of the respiratory system expands and contracts automatically to force air into and out of the lungs?
The diaphragm expands and contracts automatically, forcing air into and out of the lungs.
What causes air to move in and out of your lungs?
the expansion and relaxation of your diaphram.
