Human anatomical laryngeal, heart, and lung models

This model is of natural size and divided into 7 pieces. The internal structure of the two lobes may be shown below. The atrium, ventricle, and valve were shown by longitudinal section of the heart. The larynx is also divided into two pieces. Place on the base.
Size: 36x23x12CM.
Packing: 6 PCS/carton, 47×44.5×38.5cm, 14kgs