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15 Cards in this Set
- Front
- Back
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Vertebrae
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Segments of bone or some other hard substance that are arranged into a backbone
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Notochord
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A rod of tough, flexible material that runs the length of a creature's body, providing the majority of its support
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Endoskeleton
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A skeleton on the inside of a creature's body, typically composed of bone or cartilage
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Bone marrow
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A soft tissue inside the bone that produces blood cells
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Axial skeleton
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The portion of the skeleton that supports and protects the head, neck, and trunk
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Appendicular skeleton
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The portion of the skeleton that attaches to the axial skeleton and has the limbs attached to it
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Closed circulatory system
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A circulatory system in which the oxygen-carrying blood cells never leave the blood vessels
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Arteries
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Blood vessels that carry blood away from the heart
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Capillaries
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Tiny, thin-walled blood vessels that allow the exchange of gases and nutrients between the blood and the cells of the body
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Veins
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Blood vessels that carry blood back to the heart
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Olfactory lobes
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The lobes of the brain that receive signals from the receptors in the nose
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Cerebrum
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The lobes of the brain that integrate sensory information and coordinate the creature's response to that information
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Optic lobes
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The lobes of the brain that receive signals from the receptors in the eyes
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Cerebellum
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The lobe that controls involuntary actions and refines muscle movement
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Medulla oblongata
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The lobes that coordinate vital functions, such as those of the circulatory and respiratory systems, and transport signals from the brain to the spinal cord
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