Invertebrate Animal Vocabulary Flashcards
Vertebrate
An animal that has a backbone.
Invertebrate
An animal that does not have a backbone.
Consumer
An organism that eats other organisms or organic matter.
Ganlion
A mass of nerve cells
Gut
The digestive tract.
Coelom
A body cavity that contains the internal organs.
Bilateral Symmetry.
Describing living factors in the environment.
Radial Symmetry
An involuntary and almost immediate movement in response to a stimulus.
Asymetry
A measure of the size of a surface or region.
Sponges
A yellow thing that you can clean with.
Metamorphosis
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.
Antenna
A feeler that is on the head of an invertebrate, such as a crustacean or an insect, that senses touch, taste, or smell.
Compound Eye
An eye composed of many light detectors.
Exoskeloton
A hard, external, supporting structure.
Open Circulatory System
A circulatory system in which the circulatory fluid is no contained entirely within vessels.
