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5 Cards in this Set
- Front
- Back
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Closed Circulatory System
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Closed circulatory systems have blood closed at all times within vessels of different size and wall thickness. The blood is pumped by a heart through vessels and does not normally fill body cavities.
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Open Circulatory System
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Open circulatory systems pump blood into the hemocoel with the blood diffusing back to the circulatory systembetween cells. The blood is pumped by a heart into cavities where tissues are surronded by blood.
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3 Main Body Parts of An Arthopod
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The thorax, the head and the abdonem
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Relationship Between Parasite & Host
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A symbiosis relationship called parasitsm
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4 Characteristics of Arthopods
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jointed legs, segmented bodies, exoskeletond, and are invertabrets.
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