2. What structures make up the respiratory membrane? _____________________________________________________________________________________________________________ _____________________________________________________________________________________________________________ What type of epithelium is present at the respiratory membrane? _____________________________________________________________________________________________________________ _____________________________________________________________________________________________________________ Demonstrating Lung Inflation in a Sheep Pluck 13. Does the lung inflate part by part or as a whole, like a balloon? ______________________________________________________ 14. What happened when the pressure was released? _________________________________________________________________ 15. What type of tissue ensures this phenomenon? _______________________