- The model is used to study the relationship between the lungs and the diaphragm during the human breathing process.
- A study aid that allows you to demonstrate and understand how the lungs inflate and deflate through the action of the diaphragm.
- Two balloons attached to the tube replace both lungs, the chest is an inverted plastic container, closed at the bottom by a rubber membrane imitating the diaphragm.
- Product specifications: plastic box, dimensions: 17 x 17 cm, diameter: 20 cm, rubber disc and 2 balloons
- age: 8+.
- Weight: 1.10 Kg