Question

Pleural sacs

Accepted Answer

(Left and right) Structure: thin, closed sacs of serous membrane that surround each lung up to the lung root, contain lubricating material inside. Include the parietal pleura and the visceral pleura.Function: attach the parietal pleura to the body wall and the visceral pleura to the lung, while allowing movement between the body wall and lung

Front	Pleural sacs
Back	(Left and right) Structure: thin, closed sacs of serous membrane that surround each lung up to the lung root, contain lubricating material inside. Include the parietal pleura and the visceral pleura. Function: attach the parietal pleura to the body wall and the visceral pleura to the lung, while allowing movement between the body wall and lung

Lung Pleura Sacs Parietal Visceral Body Wall Pleural