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

Digestive System

Gr. 7 Science Ch 11-2

nutrient substances in the foods that provide energy
nutrition science of how food effects living organisms
carbohydrate the source of all energy
protein needed of growth and repair of body cells
lipids provides stored energy
minerals regulate chemical reactions in body
vitamins needed to help your body use other nuetrients
digestion the process of breaking down food
mechanical digestion breaking down food by chewing
enzymes speeds up chemical reactions in cells
saliva watery substance produced in your mouth
peristalsis wavelength muscle contractions
amylase an emzyne in saliva
pepsin an enzyme in stomach
villi tiny, finger like projections
absorption the movement of nutrient molecules into blood vessels
Created by: Triana Silliman