Invertebrate Animal Vocabulary. Flashcards
(24 cards)
Vertebrates
An animal with a backbone.
Invertebrates
An animal with no backbone.
Consumer
An animal that makes it own food.
Ganglion
Mass of nerve cells.
Gut
A digestive track.
Coelom
A body cavity that contains internal organs.
Bilateral Symmetry
The exact thing on each side on a body.
Radial Symmetry
A body that has a center to it.
Asymmetry
No symmetry at all.
Sponges
Animals that have made their bodies able to have water go through them.
Cnidarians
Animals that are found only in the water.
Flatworms
Soft-bodied, invertebrate, and unsegmented.
Roundworms
Soft-bodied and invertebrate.
Mollusks
They have a head with a brain and sense organs.
Open circulatory system
They pump blood into hemocoel with blood diffusing.
Closed circulatory system
A full cycle of blood movement.
Annelid worms
Segmented worms.
Segment
A section or division.
Exoskeleton
A skeleton on the outside.
Compound eye
An eye that has small visual units.
Antenna
A part for sensing.
Metamorphosis
The process for a bug, or amphibian to an adult.
Endoskeleton
A skeleton on the inside
Water vascular system
A system that sea animals go through to get food, waste transportation, and locomotion.
