Cold-Blooded Flashcards
an animal that has a backbone
Vertebrates
an animal that can use body heat from chemical reactions in the body’s cells to maintain a constat bady temmperature
Endotherms
an organism that needs sources of heat outside of itself
Ectotherms
a faint line visible on both sides of a fish’s body that runs the length of the body and marks the location of sense organs that detect vibration in water
Lateral Line
a respiratory organ in which oxygen from the water is exhanged with carbon dioxide from the blood
Gills
A fish with no jaws - HagFish Lamprey
Jawless Fishes (2 examples)
Walleye, tuna, clownfish
Cartilaginous Fishes (3 examples)
catfish, cichlid, actinopterygii
Bony Fishes (3 examples)
a gas-filled sac that is used to control buoyancy; also known as gas bladder
Swim Bladder
a cold-blooded vertebrate animal of a class that comprises the frogs toads newts and salamanders they are distinguished by having an aquatic gill-breathing larval stage followed by a terrestrial lung-breathing adult stage
Amphibians
a respiratory organ in which oxygen from the air is exchanged with carbon dioxide from the blood
Lungs
the aquatic fish-shaped larve of a frog or toad
Tadpole
a phase in the life cycle of many animals during which a rapid change from the immature form of an organism to the adult form takes place
Metamorphosis
are a group of limbless amphibeans
Caecilians (description)
are a group of anphbinains characterized as a lizard like aperence
Salamanders (description)