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Science

Digestive System

QuestionAnswer
What is Heartburn? when stomach acid goes up your esophagus
What are the accessory organs? gall bladder, liver, pancreas
What are the parts of the digestive system? Mouth, Stomach, Small intestine
What are the parts of the tube digestive system? Mouth, esophagus, stomach, small intestine, large intestine, anus, rectum
What is peristalsis? smooth muscle working food down
Flowchart: Mouth, esophagus, stomach, small intestine, large intestine, rectum, anus
What kind of digestion takes place in the stomach? chemical digestion
What is the name that the liquid is produced by the stomach? gastric juice
What three substances make up gastric juice? water, enzymes, acid
What is pepsin? proteins
What substances does pepsin help to digest? proteins/water
In what form does food leave the stomach? chyme
Where does the liquid that leaves the stomach go? large intestine
What are the 3 functions of the digestive system? remove waste, break down food, absorb nutrients and water in bloodstream
How is food moved along the digestive system? it is squeezed and spurted: peristalsis - waves of smooth muscle contractions that squeeze food through digestive tract
Give an example of chemical digesetion In the mouth saliva changes starch into sugar
Describe how starch is broken down in the mouth? saliva contains amylase and enzymes to break down starch into sugar
Created by: julesholland