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Related Flashcards
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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