5 Written Questions

1. is the physical action by breaking down of food
2. waves of musclear contractions that moves food through the digestive system
3. breaks down food by enzymes
4. J-shaped digestive organ
5. is produced in the liver

5 Multiple Choice Questions

1. the breaking down of food into simpler substances
   1. ptyalin
   2. liver
   3. pepsin
   4. digestion
2. enzyme in saliva that breaks down some starches into sugars
   1. stomach
   2. ptyalin
   3. bile
   4. pepsin
3. group of chemicals
   1. liver
   2. pancreas
   3. bile
   4. enzymes
4. enzyme produced by the stomach thar digests proteins
   1. digestion
   2. bile
   3. pepsin
   4. ptyalin
5. 6 meters long 2 1/2 meters long
   1. small intestine
   2. epiglottis
   3. chemical digestion
   4. digestion

5 True/False Questions

1. liver → digestive helper

   True        False

2. epiglottis → waves of musclear contractions that moves food through the digestive system

   True        False

3. salivary glands → makes saliva

   True        False

4. esophagus → group of chemicals

   True        False

5. pancreas → organ that produces pancreatic juice and insulin

   True        False