Possible Clues:

• Of lung membranes
• Sounds a lot to do with the lungs
• ___ cavity (where the lungs are located)
• Like serous membranes — more than one, by the sound of it
• Membrane's wrecked by a puller
• Like the lining of one lung or two, might one say?
• Like serous membranes — more than one, we hear
• With respect to an organ, piano has different allure
• Relating to the chest cavities or lung membranes
• More than one sound in cavity wall