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When the lungs are expanded, this action takes place due to the diaphragm contracting during inhalation. During exhalation, the diaphragm relaxes.

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9y ago
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11y ago

The diaphragm.

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Q: Which muscle under the lungs pulls down when humans breathe in?
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How do the lungs move?

The diaphragm is a strong wall of muscle on the bottom of the chest cavity. As this wall of muscle expands downward, a vacuum is created which pulls air into the lungs. As the diaphragm returns to it's original position, air is pushed out of the lungs.


Muscle that pulls or pushes the lungs?

Diaphram


What is a muscle called that pulls down on lungs?

The diaphragm.


Who do you inhale smoke?

You suck in on whatever your smoking from, which pulls then smoke into your mouth. Then you breathe in, which will bring it into your lungs.


How do mammals breathe in or breathe out?

A network of muscles above the stomach but under the ribcage, called the Diaphragm, acts as a bellows and applies pressure on the lungs. It pulls down to cause the lungs to fill with air and pushed up to expel carbon dioxide from the lungs.


When do lungs inflate?

the first thing that happens when you breathe in is your rib cage rises and expands out. this gives your lungs room to inflate. then your diaphragm pulls down, causing air to rush from a high concentration into your lungs. (low concentration) as the air is sucked in your lungs inflate


What happens to your lungs in normal breathing?

When you breathe, your diaphragm pulls downward which should create a vacuum within the chest cavity, but instead of that happening, your lungs expand because it is connected to your airway. When you breathe out, your lungs collapse due to your diaphragm returning to its original position.


What is the major breathing muscle in your body?

well, i guess it would be you diaphram since it pulls air into your lungs.


What is diaphargam?

Diapharagram is a muscle beneath the lungs. It helps in brething. When it pulls, we take air in. When it pushes, we exhale air out.


How is air moved out of the lungs?

The diaphragm, a muscle right at the bottom of you rib cage, pulls air into your lungs and pushes it back out.


What part of the body helps us breathe in?

The diaphragm relaxes to help squeeze the air out of your lungs. When the diaphragm contracts, it flattens and pulls air into your lungs. When it relaxes into its dome-shaped position, air is pushed out.


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)