Invertibrate Animals Flashcards
(24 cards)
5% of the world animals, have a backbone
Vertebrates
95% of the worlds animals, dont have a backbone
Invertebrates
An animal that eats meat or plants, cant produce their own food
Consumer
A mass of cells
Ganglion
A stomach
Gut
A part that surrounds the gut
Coelom
perfect smetric
Bilateral Symmetry
organized around center
Radial Symmetry
no symetry
Asymmetry
simplest invertebrate
Sponges
Have stinger cells
Cnidarians
bilateral with two giant eyes, and sensory lobes
Flatworms
worm like spaghetti. bilateral
Roundworms
slugs, snails, clams, oysters, squid, tong with teeth called radula
Mollusks
easy to take out heart, nothing connected to in
Open circulatory system
difficult to remove heart connected to blood vessels
Closed circulatory system
segments, closed circulatory system
Annelid worms
part of a larger structure
Segment
A skeleton on the outside of an insect
Exoskeleton
eye composed of many light decorators
Compound eye
A body part of an insect
Antenna
when an insect undergoes a rapid change to the adult form
Metamorphosis
A skeleton on the inside of an animal
Endoskeleton
a system of canals filled with a watery fluid that circulates throughout the body of echinoderm
Water vascular system
