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70 Cards in this Set

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Mollusca:
definition
soft-bodied
Cnidarians:
body plan
radial symmetry
endoderm, mesoderm, no coelum
Mollusca:
level of development
system
Platyhelminthes:
defintion
flatworm
Annelida:
exchange o2 and co2
through their skin
Nematoda:
body plan
psuedocoelomate
bilateral symmetry
Mollusca:
obtain food
raduba: drill, scrape,grate,cut
grazers (algea)/predators
bivalves filter food
Cnidarians:
medusa
stage w/ a body shaped like an umbrella, w/ tentacles hanging downward
Annelida:
body plan
bilateral symmetry
coelomates
Nematoda:
level of development
system
Mollusca:
movement
muscular foot, siphons (propel)
Platyhelminthes:
obtain food
live in host's intestines and live off bodily fluids
Annelida:
unusual characteristics
leeches are used for medical uses, some have toxins,
5 hearts
Platyhelminthes:
reproduction
sexually and asexually
Mollusca:
unusual characteristics
mantle secretes shell
Cnidarians:
reproduction
sexual/medusa
asexual/medusa and polyp
Annelida:
reproduction
hermaphrodidic
sexual/asexual/regeneration
produce both egg and sperm
Cnidarians:
life cycle
metamorphisis from polyp to medusa: main stage in jellyfish
anemonies and coral have only polyp stage
Mollusca:
reproduction
sexually/asexually
snails are hermaphrodidic
Cnidarians:
movement
contractions propel them through the water in medusa form, polyps are mainly stationary
Annelida:
obtain food
sift through dirt, get needed nutrients
Platyhelminthes:
unusual characteristics
flame cells
flukes can chemically fool immune system
Mollusca:
body plan
bilateral symmetry, coelomate
Platyhelminthes:
body plan
bilateral symmetry
acoelomate
Annelida:
meaning
tiny rings
segmented worm
Cnidarians:
exchange o2 and co2
direct exchange through cell membrane
Mollusca:
exchange o2 and co2
gills
Cnidarians:
meaning
hollow gut, nettle
Annelida:
level of development
system
Platyhelminthes:
level of development
organ
Annelida:
movement
ventral bristles assist in crawling, wiggling, etc.
Cnidarians:
obtain food
use nymatocyst to capture prey, take in for digestion
Echinodermata:
5 classes
asteroidea-sea stars
ophiuroidea-brittle stars
Echinomoidea-sea urchins and sand dollars
Holothuroidea-sea cucumbers
Crinoidea-sea lilies and feather stars
Porifera:
unusual characteristics
spicules: structural defense mechanism
5000 species
if you put it through a sieve, the cells would separate, and then recollect on the other side (may take several weeks)
Arthropoda:
exchange o2 and co2
respiratory system
-open circulatory system
spiders-book lungs
Porifera:
3 types
(+1)
silicon
calcium
and spungeon
+ Spongebob Squarepants... a sponge of his own class (lol)
Echinodermata:
life cycle
begin as larvae w/ bilateral symmmetry, metamorphis into radial symmetric things
Cnidarians:
level of development
tissue, 2 cell layers
Arthropoda:
obtain food
spider webs
pierce, suck,sponging, chewing
Cnidarians:
4 types
jelly fish
hydras
sea anemonies
coral
Echinodermata:
reproduction
sexual
larvae
Nematoda:
unusual characteristics
mouth and anal opening
Arthropoda:
movement
fly, crawl, etc
Nematoda:
Aschelminthes
meaning
roundworm
Echinodermata:
exchange o2 and co2
water vascular system
Cnidarians:
polyp form
the stage with a tube shaped body and a mouth surrounded by tentacles
Mollusca:
3 types
gastropod: snail, slug
(foot-stomach, get it?)
bivalves:oysters, clams, scallops (two shell- bi--)
cephalopod:squids, octopuses, nautilus
(head-foot)
Nematoda:
reproduction
sexual/asexual
seperate female/male
Echinodermata:
bosy plan
radial symmetry
Nematoda:
obtain food
live off host
Arthropoda:
reproduction
sexually-terrestrial/internal
aquatic/external (eggs)
bees, wasps, and anta are asexual
Nematoda:
exchange o2 and co2
direct exchange
Echinodermata:
unusual characteristics
bumpy endoskeleton
have no brain
Platyhelminthes:
exchange o2 and co2
through cell membranes
Arthropoda:
body plan
bilateral symmetry
coelumates
Platyhelminthes:
movement
metamorphosis- cilia, happenstance
Echinodermata:
level of development
system
Porifera:
reproduction
sexual/asexual
fragments break off and become new sponges (regeneration?)
Arthropoda:
level of development
system
Porifera:
Body plan
asymetrical
Echinodermata:
meaning
spiny skin
Porifera:
obtain food
cells in sponge walls filter food out of water
Arthropoda:
meaning
joint foot
Definition of Porifera
many holes,
full of holes,
pore-bearer, etc.
Echinodermata:
obtain food
carniverous, prey on worms and mollusks,
graze on algea
Porifera:
level of development
cell
Echinodermata:
movement
tiny suction cups on appendages (tube feet)
Porifera:
exchange O2 and CO2
O2 is taken in through pore cells, and CO2 is expelled through osculum
Arthropoda:
unusual characteristics
antenae
largest phylum
horseshoe crab oldest species
Porifera:
movement
attach themselves to backs of lobsters, crabs, etc., float w/ tide, mainly are stationary creatures