animals Flashcards
has organs and tissues
Radial symmetry
nerve cells clusters at the front with senses
bilateral symmetry
body cavity
coelom
fluid filled body cavity
psuedocoelom
mouth is first opening created
protostome
will develop an anus first
deuterostome
many pieces come together to make something
segmentation
reproduce in many different ways
sponge reproduction
outside layer is used to protect
cnidocytes/ nematocysts
have no coelom
acoelomate
different types of cells working together to do one job
tissues
all individuals can be male or female
hermaphrodite
full digestive, mouth to anus
roundworm digestion
membrane surrounding internal organs
mollusk mantle
food particles trapped, directed into mouth
gills
surround outside, protects the body
mollusk radula
muscle used for movement
mollusk foot
organ that stores food
crop
organ full of hard particles that grind food
gizzard
closed circulatory system, breathe through skin
earthworms circulatory and breathing
difference between endo and exoskeleton
exo has a hard external covering and endo has an internal frame
origin of animals
protozoan
what do animals lack that plants have
chloroplasts, vacuoles, and cell walls
example of porifera
sponges
example of cnidaria
jellyfish
example of platyhelminthes
flatworms
example of nematoda
roundworms
example of mollusca
clams, snails, octopuses
example of annelida
segmented worms
example of anthropoda
spiders
example of echinodermata
starfish
example of chordata
mammals
