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15 Cards in this Set

  • Front
  • Back
Animals without a backbone
Vertebrates
3 groups of chordates
Lancelets
Vertebrates
Tunicates
Four body parts the all chordates will have in their life
pharyngeal pouch
hollow nerve cord
notochord
tail
The bones that interlock to form a column to surround and protect spinal cord
vertebrae
Tough material that the flexible parts of our ears are made of
Cartilage
First vertebraes on earth
Fish
Warm bloooed animals
Endotherms
Coldblooded animals
Ectotherms
Birds are endotherms or ecto therms
Endotherms
Fan shaped structure that help fish move
Fin
Body structures that protect body of fish
Scales
row(s) of tiny sense organs to detect water vibrations
lateral line
organ that removes oxygen from water
gill
Fish use _______ to steer, stop, and balance
Fins
What organ is resposible for removing carbon dioxide from blood of fish
gill