Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


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.
We do not share your email address with others. It is only used to allow you to reset your password. For details read 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.
Don't know
Know
remaining cards
Save
0:01
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards
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

Lecture 11

Flatworms, Annelids, Nematodes & Mollusks

TermDefinition
No cavity Flatworms have this type of body cavity.
Gastropods Snails and slugs.
Bivalves Oysters, clams, mussels and scallops.
Cephalopods Squid, octopuses, cuttlefishes and nautiluses.
Penis Fencing Sexual reproduction performed by flatworms.
Hermaphrodites Flatworms are these where they produce both the sperm and the egg.
Proglottids A tapeworm is spread by these by breaking off and exiting the host in the feces.
Cephalopods (octopus) The most intelligent invertebrate.
Annelids Segmented worms are referred to as this.
Why are leeches able to suck so much blood from their victims without the victim knowing? Anesthetic in saliva.
How can leeches be used medically? Prevent blood clotting when reattaching fingers.
What is the foot of the cephalopods? Arms (tentacles).
What type of organism causes the disease Elephantiasis? Roundworms.
What kind of digestive system do earthworms have? Complete.
What type of circulatory system do earthworms have? Closed.
Do earthworms have a brain? Yes, simple.
How do clams move? Burrow in the sand.
How do (young) scallops move? Clap their shells.
Created by: bngrimes1995