Busy. Please wait.
Log in with Clever

show password
Forgot Password?

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

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.
Didn't know it?
click below
Knew it?
click below
Don't Know
Remaining cards (0)
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


7th Grade Science Digestive System

4 Stages of Digestion Ingestion, Digestion, Absorption, Elimination
Digestion Breaks food into small particles for absorption
Mechanical Digestion Teeth, tongue, stomach => chew,mix,churn
Chemical Digestion Enzymes break down food through chemical reactions
Enzyme Protein speeds up rate of chemical reaction
Epiglottis At the back of the tongue, covers the windpipe
Esophagus Connects the mouth to the stomach
Peristalsis Squeezing action of smooth muscles in esophagus, stomach, and small intestine
Liver This is where Bile is made.
Pancreas Adds enzymes to stomach
Villi Folds in small intestine that absorb nutrients finger like projection. they increase surface are for absorption , they have thin walls surrounded by blood capillaries. There are lots of them.
Large Intestine Absorbs water from undigested materials
Bacteria Help make vitamins K and B
ingestion process of taking food into the body
Absorption The process by which nutrient molecules pass through the wall of the digestive system into the blood.
Peristalsis Involuntary waves of muscle contraction that keep food moving along in one direction through the digestive system.
Gallbladder This stores bile and transfers it to the small intestine.
Created by: Mrs.Stichter
Popular Biology sets




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:
restart all cards