Question

. Muscular floor of the chest​

Answer 1

The muscular floor of chest cavity is called 'diaphragm

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Answer 2

• The diaphragm, a C-shaped structure that divides the thoracic cavity from the abdomen, is the muscular floor of the chest cavity.
• The dome rises in a curved shape.
• The floor of the thoracic cavity is formed by the dome's superior surface, while the roof of the abdominal cavity is formed by its inferior surface.
• The C-shaped or dome-shaped (curve upwards) muscular sheet that divides the thoracic cavity from the abdominal cavity is a huge muscular sheet that forms the chest cavity's floor. During the respiratory process, this muscle layer is extremely crucial.