Cold Blooded Vertibrates Flashcards
Vertebrates
Organisms that have backbones.
Endotherms
an animal that is dependent on or capable of the internal generation of heat; a warm-blooded animal.
Ectotherms
an animal that is dependent on external sources of body heat.
Lateral Line
a visible line along the side of a fish consisting of a series of sense organs that detect pressure and vibration.
Gills
the paired respiratory organ of fishes and some amphibians.
Jawless Fishes
Agnatha is a superclass of jawless fish in the phylum Chordata, subphylum Vertebrata, consisting of both present and extinct species.
Cartilaginous Fishes
Cartilaginous fish have a skeleton made from cartilage instead of bone.
Bony Fishes
diverse taxonomic group of fish that have skeletons primarily composed of bone tissue, as opposed to cartilage.
Swim Bladder
The swim bladder, gas bladder, fish maw or air bladder is an internal gas-filled organ that contributes to the ability of many bony fish
Amphibians
Amphibians are ectothermic, tetrapod vertebrates of the class Amphibia.
Lungs
The lungs are the primary organs of respiration in humans and many other animals including a few fish
Tadpole
A tadpole is the larval stage in the life cycle of an amphibian
Metamorphosis
Also called transformation. A change in the form and often habits of an animal during normal development
Caecilians
Caecilians are a group of limbless, serpentine amphibians.
Salamanders
Salamanders are a group of amphibians typically characterized by a lizard-like appearance
