Page 99 - EZ Catalog 18

1 Circulatory system,
relief model, ½ life size 2
The human circulatory system as overview. The perfect
opportunity to explain and understand the blood supply
in the human body. The model pictures clearly the lung
circulation, the heart with ist chambers, artriums and
valves, the large vessels and the blood supply to the
extremities. Of course liver, kidneys, spleen and a part of
the intestines are shown. The front wall of the heart can
1 be removed. To locate the vessels the model shows the
skeleton, allowing to understand the three-dimensional
paths of the vessels.
On base board, also suitable for hanging.
Size: 90 x 35 x 5 cm
n Ref.no. G230

3 Foetal circulation 2 Placental circulation
An one piece, half schematic model of A detailed model, natural-size, showing all the major structures
the foetal heart, lungs, liver placenta of the placenta in realistic coloring, manufactured in flexible
and cord, aorta and vena cava in material. The cotyledons on the maternal surface are shown,
distinctive colours and marked to show with the amnion and chorion membranes on the foetal surface.
the circulation and direction of flow of The umbilical vessels can be seen through the membrane of
the blood. the cord. A section into the placenta exposes the subchorial
space, villi with foetal arteries and veins, decidual septa, spiral
Mounted on base 27 x 44 cm arterioles and marginal sinus. With key.
n Ref.no. G29
n Ref.no. G28

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