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The diaphragm (a sheet of muscle underneath the ribcage) and intercostal muscles (located between your ribs).

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16y ago

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What muscle or muscles expand the chest cavity by rotating the ribs upward contibuting to inspiration?

What muscle expand the chest cavity by rotating the ribs upward, contributing to inspiration


What muscle contracts to expand the chest cavity?

The Diaphragm


What muscle is the prime mover of inspiration?

The diaphragm is the prime mover of inspiration, as it contracts and flattens during inhalation, creating a vacuum in the chest cavity that allows air to be drawn into the lungs.


What is the dome-shaped muscle under the thoracic cavity and what are its functions?

The dome-shaped muscle under the thoracic cavity is the diaphragm. Its function is to contract to increase the volume of the thoracic cavity, thereby decreasing pressure in the lungs and causing inspiration.


What muscle are contract during inspiration?

diaphragm


Is a sheet of muscle located beneath the lungs that is used to expand and contrast the chest cavity of mammal?

diaphragm


Which muscle during inspiration doesn't contracted?

The diaphragm.


What is the Deepest muscle of the chest?

The diaphragm is the deepest muscle of the chest. It is a dome-shaped muscle that separates the thoracic cavity from the abdominal cavity and plays a crucial role in breathing by helping to expand and contract the lungs.


What is The tissue that allows the diaphragm flatten during inspiration?

Smooth muscle.


What sheet the muscle in your body cavity helps you during the breathing process?

Diaphragm


What sheet of muscle in you body cavity helps you during the breathing process?

Diaphragm


The muscle that separates the abdominopelvic cavity from the pleural cavity is what?

The muscle that separates the abdomen pelvic cavity and the pleural cavity is the diaphragm.