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28 Cards in this Set
- Front
- Back
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The five chordate hallmarks are:
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notochord, post anal tail, pharygeal slits, dorsal nerve chord
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what are many chordates capable of?
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flight
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what three habitats do chordates live in?
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terrestrial, freshwater and marine
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almost all chordates are __________.
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free-living
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very few fishes are ecto__________.
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ectoparasitic
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Those in the Phylum Chordata have __________ symmetry.
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bilateral
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Are chordates segmented?!
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F*** yes!
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What kind of "blastic" are chordates?
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triploblastic
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Chordates have a well developed __________.
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Coelom
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Chordates all have what kind of "dermis"?
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Epidermis
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Vertebrates have a ________.
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dermis
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_________ or _________ structures are often present in vertebrate integument.
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Keratinized, bony
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__________ are diverse and abundant in vertebrates.
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Glands
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Chordates have a ________ digestive system.
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complete
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Vertebrates have ___________ gut.
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muscular
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___________ pouches present early in development, erupting to outside as gill slits in aquatic forms.
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pharyngeal
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________, _________, _________ muscle tissue present
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smooth, cardiac, skeletal
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segmented ________ in fishes and amphibians.
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myomeres
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the nerve chord is ________ and ________.
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hollow, dorsal
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vertebrates have a _____ lobed brain.
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3
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________ reproduction occurs in some fishes, amphibians, and lizards
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asexual
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what is oviparous?
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eggs are hatched after being laid
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what is viviparous?
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live birth
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what is ovoviviparous?
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Eggs are inside mother until ready to hatch
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Chordates have a _________ circulatory system.
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closed
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Chordates have ________ hearts and ____ blood cells in vertebrates.
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chambered, red
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Chordates are mainly ___________ and not hermaphroditic.
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diecious
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Many fishes have ________ bladders, which aid in buoyancy.
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swim
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