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Question
When we breathe in, which organ among the following expands?
When we breathe in, which organ among the following expands?
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Solution
The correct option is B Lungs
When we breathe in or inhale the air, the rib moves up and outwards and the diaphragm moves down. This movement increases the space in our chest cavity into which our lungs expands. Air rushes into the lungs and they get filled with air.
When we breathe in or inhale the air, the rib moves up and outwards and the diaphragm moves down. This movement increases the space in our chest cavity into which our lungs expands. Air rushes into the lungs and they get filled with air.
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