Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

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.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

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.

Remove ads
Don't know
remaining cards
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:
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

Jaret Jackson2

Blume Ch.12.3 Reinforcement

Worms are divided into two types what are the two types? flatworms roundworms
All worms are? invertebrates
Planarians are ____________ flateworms free-living
Roundworms were the first group of animals to evolve a digestive system with a _________ and a ____________? mouth anus
What is the most widespread human disease caused by flukes? schistosomiasis
____________ symmetry. bilateral
flatworms were the first group of animals to evolve _______________ _____________. bilateral symmetry
___________ that attack dogs, are parasites. heatworms
How do tapeworms eat? They absorb the food from the host
what ways are roundworms helpful to humans? They eat the pests and help the soil and they kill ticks
roundworms comprise a group of worms know as _____________. nematods
The life cycle of a fluke. the egg is fertilized in the female then the egg leaves the female then attaches to another host like humans in water.
Created by: jaret36