PHYSICS

LUNG DEMONSTRATION APPARATUS
BHI-ED-240
Qty Comments

To show how the lungs are emptied and filled with air by the relaxation and contraction of the diaphragm muscle. Two ballons attached to a Y-tube simulate the lungs; the chest cavity is 22.5 x 15cm jar with open top and stout rubber sheet which acts as the diaphragm.

 

 



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