Question

The region between the lungs in the chest cavity is the

Answer 1

The two lungs and their pleural sacs are situated in the thoracic cavity. The pleura is a thin, glistening, slippery serous membrane, inflammation of which is called pleurisy. The pleura lines the thoracic wall and diaphragm, where it is known as the parietal pleura. It is reflected onto the lung, where it is called the visceral pleura.

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Answer 2

blood in the chest surrounding the lungs.