Lung Demonstration

Replacement Rubber Dam for Lung Demonstration Apparatus

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Lung Demonstration Apparatus

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. Lig... More.

Replacement Mammalian Lung for Bell Jar

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BioQuest® Mammalian Lung in Bell Jar

By Gari Walz Now your students can observe the respiration process with a real preserved mammalian lung! Easy-to-use bell jar demonstrator allows teacher or student to manually inflate the lung for observation. Comes with mammalan lung, B... More.

Sponge Lung Demonstration Kit

An excellent visualization of how the appearance of the lungs changes due to smoking. The sponge lungs are used to “smoke” one, four, and 15 cigarettes during three separate class periods. Students create logs in their notebooks to record th... More.

Plastic Bell Jar

Open-top style. Economical and serviceable. Can be used as a replacement for lung demonstration. Can also be used to produce your own classroom lung demonstration kit. 1-gallon size. 7-1/2" dia., 7" high. Uses size No. 7 rubber stopp... More.