4 Piece Human Vein Model - Anatomical Vein Structure for Medical Study, Nursing Training & Science Education - Perfect for Classrooms, Labs & Healthcare Professionals

4-Piece Vein Model

• The first section of this model shows a vein cross section with its valves open. Here blood is able to pass through the valves to continue on its way back to the heart.
• The second section of this model shows a vein cross section with its valves closed. Here blood is prevented from passing through the valve in the incorrect direction.
• The third section of this model shows a vein cross section with its valves open and the start of blood pooling on the valves.
• The fourth section of this model shows a vein cross section with its valves open and a severe blood clot.
Model Details:
Model Size: 4.25″x1.25″x1.875″
Card Size: 6.5″x5.25
Base Size: No Base

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