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6 Cards in this Set
- Front
- Back
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Closed Circulatory System
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A simple heart pumps blood through blood vessels that empty into sinuses.
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Open Circulatory System
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a heart pumps blood through a network of blood vessels that form a closed loop
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3 main body parts of an Arthropods
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head, thorax, abdomen
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Relationship between parasites/host
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Feed off of blood, share same host.
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4 characteristics of athropods
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Segmented body, jointed limbs, exoskeleton, well-developed nervous systems
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Functions of neurons
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Send signals to body
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