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ELL Biology Ch 12

Coldblooded Vertebrates

TermDefinition
notochord a strong but flexible support rod found below the nerve cord
chordate organism that has a notochord at some stage of development
skeleton a group of bones that give structure and support to an organism's body
coldblooded having a body temperature that changes with the temperature of the surroundings
warmblooded having a body temperature that remains about the same
cartilage strong, flexible connective tissue
gills organs used for getting oxygen from water
amphibian a coldblooded vertebrate that lives part of its life in water and part on land
reptile a coldblooded vertebrate that breathes air with lungs and has scaly skin
venom toxins that flow through hollow fangs when biting that can paralyze the animal
lateral line fluid filled canal which allows the fish to detect vibrations in the water
fins fan shaped membranes supported by the endoskeleton which provides the fish with balance, steering and swimming
scales bony plates of a fish which are formed from skin
tadpole a young undeveloped frog that lives in water and breathes with gillsReptile
Created by: Jesse Wayland