Invertebrate Animal Flashcards
(23 cards)
Vertebrates
animals with a backbone
Invertebrates
animals with out a backbone
Consumer
something that gets energy from other things or animals
Ganglion
a nerve cell cluster or a group of nerve cell bodies located in the autonomic nervous system.
Gut
your stomach
Coelom
the body cavity in metazoans, located between the intestinal canal and the body wall.
Bilateral Symmetry
the property of being divisible into symmetrical halves on either side of a unique plane.
Radial Symmetry
symmetry around a central axis, as in a starfish or a tulip flower.
Asymmetry
lack of equality or equivalence between parts or aspects of something; lack of symmetry.
Sponges
Sponges are the basalmost clade of animals
Cnidarians
jelly fish
Flatworms
flat worms
Roundworms
round worms
Mollusks
a snail
Open circulatory system
Vertebrates, and a few invertebrates, have a closed circulatory system.
Closed circulatory system
Closed circulatory systems have the blood closed at all times within vessels of different size and wall thickness.
Annelid worms
worms
Exoskeleton
is the external skeleton that supports and protects an animal’s body
Compound eye
an eye consisting of an array of numerous small visual units, as found in insects and crustaceans.
Antenna
something a bug uses to sense movement
Metamorphosis
where a caterpillar turns into a butterfly
Endoskeleton
an internal skeleton, such as the bony or cartilaginous skeleton of vertebrates.
Water vascular system
The water vascular system is a hydraulic system used by echinoderms
