1 Digestive system Mmm mmm good!

2 GI system  Gastrointestinal  ______ – stomach  Intestinal - intestine

3 Purpose  Breaks down ____ to be ______

4 One way passage

5 Mouth  Taste  Chewing: _________  Saliva  Throat sized _____

6 saliva  _________ foods  ___ microorganisms  Amylase- long _______ molecules

7 Pharynx  Top of esophagus  ______- prevent food from wrong tube

8 Esophagus  Tube to stomach  ________  Sphincter LES

9 Stomach  3 glands  _____

10  ______ is made  Proteins are broken down by Pepsin  Fats (____) & carbos later

11 _______ valve  Between stomach & small intestine

12 Small intestine  Majority of absorbtion of nutrients  _____

13 _________  the C-shaped first part; the jejunum, the coiled midsection; the ileum

14 Pancreas  Enzymes to digest carbs, fats (_____) and proteins  Has Sodium bicarbonate to neutralize _____

15 Liver  Secretes _____  Bile stored in ____ ______  Bile has salts used to break down lipids with ______.

16 Appendix  No function in humans  Glucose ______ in some animals

17 Large Intestine  “colon”  Water _________  Passes feces