Save
Busy. Please wait.
Log in with Clever
or

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever
or

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't Know
Remaining cards (0)
Know
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Marine Science Final

Phylum Cnidaria Cnidocytes-stinging cells used for protection
Phylum Cnidaria Radial symmetry Mesoglea- separate 2 tissue layers Gastrovascular Cavity-space in middle of body for digestion and reproduction
Body Forms Phylum Cnidaria Polyp- attached with tentacles up (ex. Sea anenome) Medusa- free floating with tentacles down (jellyfish)
Phylum Arthropoda Krill, lobster, crab, shrimp
Phylum Arthropoda Jointed appendages Segmented bodies Chitin exoskeleton Bilateral symmetry Crayfish use chelipeds to grasp food
Phylum Arthropod Class Merostomata Horseshoe crabs
Phylum Cnidaria Corals, anenomes, sea fans, jellyfish
Phylum Arthropod Class Pycnogonida Sea spiders
Phylum Arthropoda Subphylum Crustacea Barnacles, krill, crab, shrimp, lobster
Phylum Echinodermata Sea urchin, sea cucumber, sand dollar, brittle stars, sea stars, crinoids
Phylum Echinodermata Characteristics Radial symmetry Spiny skin Water vascular system Tube feet - used for movement and digestion
Phylum Annelida Polychaete worms Nephridia- water regulating tubes Segmentation Among most common marine organisms Found living in ocean depths, floating free near surface, or burrowing in mud and sand of beach
Phylum Ctenophora Comb jellies Not a member of Cnidaria Rows of cilia No cnidocytes- can't sting
Phylum Mollusca Mantle- muscular bad that surrounds visceral mass and secretes calcium carbonate she'll Muscular foot- movement
Phylum Mollusca Radula- tongue-like structure with scraping teeth for feeding Trochophore larvae- free swimming , with several bands of cilia
Phylum Mollusca Shell- encloses, supports, and protects the soft part of animal Cephalization (cephalopods)- head-foot
Phylum Mollusca Class Gastropoda Sea hares, snails, conchs, whelks, nudibranches (sea slug)
Phylum Mollusfa Class Bivalvia Oysters, clams, mussels, scallops Filter feeders, adductors hold 2 shells together
Phylum Mollusca Class Cephalopoda Squid, octopus, cuttlefish, nautilus Developed brain Most intelligent is thought to be the octopus
Created by: moo_30
Popular Science sets

 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
Retries:
restart all cards