Lung Function Demonstration Model, 13 Inch - Rubber & Plastic

LUNG FUNCTION || Lung demonstration model provides a firsthand view of how the lungs work and how other structures play into the function of the lungs SIMPLE YET EFFECTIVE || A simple, yet effective, apparatus that consists of two sacs, which represent the lungs, a rubber membrane, which serves as the diaphragm, and a clear plastic enclosure, which models the chest cavity HOW TO || Simply pull onto the bottom rubber section to simulate the diaphragm relaxing and contracting and show how the lungs are emptied and filled with air with each breath DURABLE & STURDY || Made of high quality rubber and plastic designed for many uses FOR ALL AGES || Simplicity of model allows demonstration to multi ages - Elementary school students will enjoy the visualization of breath while model can also be used to teach more advanced functions and systems in a university setting Lung demonstration model provides a firsthand view of how the lungs work and how other structures play into the function of