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7 Cards in this Set
- Front
- Back
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Six main parts of the vertebrate body plan.
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dorsal, notochord, muscular tail,
brain case, pharyngial (gill) arches, ventral body cavity. |
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dorsal
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hollow nerve chord forming brain and spinal chord
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notochord
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stiffened rod below the spinal chord, usually replaced by vertebre.
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muscular tail
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extents beyond anus
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braincase
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cartilage or bone that surrounds brain
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pharengial arches
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may persist or be modified to form other structures in the adult.
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ventral body cavity
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contains thoracic and abdominopelvic organs.
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