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Lung Demonstration Apparatus
Product Number: S07746
In Stock (Ships within 1-2 business days)
This device uses a bell jar to represent the thoracic cavity, a rubber dam as the diaphragm, a Y-shaped tube as the trachea and bronchial tubes, and two balloons as lungs. Manipulation of the diaphragm causes the balloons to inflate and deflate. Lightweight, break-resistant plastic bell jar may be handled safely by the entire class. Overall dimensions, 7-5/8 in. high, 8 in. dia.