Easy-to-use multi-sensory model uses a simple hand pump to demonstrate basic heart and pulmonary blood flow.
Creates a memorable exploration of how the heart and lungs work together for oxygen exchange
Features clearly labeled heart chambers, main artery, veins, and lungs
Stays mess-free - liquid is sealed in.
Item #: LER3535Dimensions: 35 x 31 x 8.5 cm; 1.4 Kg