Digestive System Analysis & Notes

1. 1st-Turn-in yesterday’s handout! 2nd-On a sheet of clean notebook paper • Complete the data analysis on page 985 . Read the information and answer questions 1 and 2. • P. 995-996 Answer # 1, 2, 4, 5, 6, 7, 10, 12-18. 3rd-notes on problems of the Digestive System It is Eagle Time- Bell Rings at 9:50

2. In your notes- Define the terms on page 977 and page 982 • Add- the three functions of the pancreas (p. 980) • On page 978-List the seven enzymes, their location, and their function.

3. Enzymes-Proteins that lower the activation energy needed to digest nutrients.On page 978-List the seven enzymes, their location, and their funtion.Put this in your notes.

4. Digestion of carbohydrates begins in the mouth. • Digestion of proteins occurs in the stomach. • Digestion of fats and sugars occur in thesmall intestine.

5. Build you model of the digestive systemLabel each organ-stomach, pancreas, esophagus, liver, small intestine, large intestineWork quietly at your seat.Please do not waste the tape-use very small pieces

6. KEY CONCEPTThe digestive system breaks down food into simpler molecules.

9. mouth esophagus liver gallbladder large intestine small intestine rectum/anus Several digestive organs work together to break down food. • The digestive system breaks down food into energy cells can use. • After digestion is complete, nutrients are absorbed and transported to all cells. • Undigested materials are eliminated as liquid and solid wastes.

10. esophagus muscles relax food Digestion begins in the mouth and continues in the stomach. • Mechanical and chemical digestion break down food. • Peristalsis moves food through the organs. muscles contract stomach

11. gallbladder pancreas duodenum Digestion is completed in part of the small intestine. • Most digestion takes place in the duodenum. • The pancreas, liver, and gallbladder aid in digestion. • pancreas helps digest fat and protein • bile from the liver/gallbladder helps digest fats liver stomach bile chyme bile enzymes