when the diaphragm flattens how the internal pressure decreases??......... plseeeeeeeeeeeeeeeeeee....help me guys
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When air is inhaled, i.e inspiration, the diaphragm flattens towards the base of the lungs.
the thoracic cavity increases in size and the pressure inside is decreased.
The lungs expand and the pressure inside the lungs is lowered below the atmospheric pressure.
the thoracic cavity increases in size and the pressure inside is decreased.
The lungs expand and the pressure inside the lungs is lowered below the atmospheric pressure.
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