Question

A person suffers punches in his chest cavity in an accident without any damage to the lungs its effect could be

Answer 1

Answer:

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Dear student

Please refer the solution below for the said query

The corect option is 4.

The chest cavity is the air tight cavity. The changes in the volume of the chest cavity causes changes in the air pressure inside the lungs allowing breathing of air. Any puncture in the chest cavity would lead to loss of pressure gradient and hence cessation of breathing.

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