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12 Cards in this Set
- Front
- Back
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Chordata: name the classes that we will be looking at in class
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*Urochordata-- tunicates
*Amphiba-- frogs, amphibians *Aves-- chicken, bird *mammalia-- human and rat |
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chordata symmetry
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bilatera
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coelom
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yes
*divide into several cavities --abdomenal and thoracic |
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metamerism
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yes
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skeletal
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endoskeleton
**bony or cartilaginous |
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cephalization
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yes
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nervous
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dorsal, hollow nerve cord; often protected by vertebrate
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circulatory
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close (except for urochordata- tunicates)
**two to four chambered heart (except for tunicates) |
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respiratory system and pigment
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gills/lungs
**respiratory pigment hemocyanin and hemoglobin **urochordata: hymocyanin |
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excretory system
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kidneys
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digestion
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Complete: pharynx w/ three regions, esophagus, stomach, small intestine w/ three regions, liver, pancreas, cecum, large intestine
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the five features of chordate
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post anal tail
pharyngeal gills cleft dorsal nerve cord notocord |
