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Chapter 14:
Digestive SYSTEM READING NOTES
VOCABULARY
 Alimentary canal
 Lumen
 Rugae
 Chyme
 Pyloric sphincter
 Bile
 Haustra
 Masticate
 Peristalsis
 Deglutition
 Pancreatic juice
 Intestinal bacteria
 GI tract
 Greater omentum
 Bile duct
 Ileocecal canal
 Villi
 Emesis
 Feces
Anatomy & Physiology
p. 464 - 488
STRUCTURE/FUNCTION CHART
Use the chapter content to complete the chart.
ORGAN / part
WHERE FOUND?
1) Frenulum
2) Cheeks /closed lips
3) Tongue
4) Teeth
5) Pharynx
6) Esophagus (gullet)
7) Stomach
8) Small intestine
9) Pancreas
10) Liver
11) Gall bladder
12) Large intestine
13) Anus
QUESTIONS
1. LIST the organs of the alimentary canal from mouth to anus.
2. Why is the alimentary canal longer in a deceased person?
3. What is the “gullet”?
How long is it?
4. Name the 4 basic tissue layers, or tunics of the alimentary canal organs.
FUNCTION
5. What do the intrinsic nerve plexus do?
6. What are the 5 regions of the stomach?
7. How much food can the stomach hold?
8. Where would you find the greater omentum?
What does it do?
9. Why is the stomach lined with alkaline mucus?
10. Why is there HCl in the stomach?
11. What are the 3 subdivisions of the small intestine?
12. What is the difference between villi and microvilli?
What purpose do the both serve?
13. How long is the large intestine?
14. Why does the appendix get infected?
15. Name the four regions of the colon?
16. How many sphincters surround the anus?
How are they different?
17. What purpose do the goblet cells of the large intestine serve?
18. List and summarize the 6 processes of the GI tract.
Process
Description/Summary
1
2
3
4
5
6
19. List 5 additional facts about digestive activity from your reading of page 480.
(1)
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(5)
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