Question

why thoracic chamber is considered to be an airtight chamber??
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Answer 1

Thoracic cavity is gaurded dorsally by vetibral column,ventrally by the sternum,laterally by the ribs and diaphragm on the lower side. It is maintained at a typical volume as it influence any volume. It will be airtight to maintain different air volumes in lunga at different phases of respiration .

Answer 2

Answer:

thoracic cavity is gaurded dorsally by vetibral column,ventrally by the sternum,laterally by the ribs and diaphragm on the lower side. It is maintained at a typical volume as it influence any volume. It will be airtight to maintain different air volumes in lunga at different phases of respiration

Explanation:

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