Digestive System<br />6th Grade Science<br />
I. Function<br />A. Breaks down food<br />1. Mechanical – Physical<br />2. Chemical - Enzymes<br />B. Absorb nutrients int...
II. Parts<br />A. Length<br />	9 meters long<br />*Why so long?*<br />B. Alimentary Canal “Tube”<br />Mouth<br />Esophagus...
C. Accessory Organs<br />Teeth<br />Tongue<br />Salivary Glands<br />Pancreas<br />Liver<br />Gallbladder<br />
III. Pathway<br />Mouth<br />1. Mechanical<br />i. Teeth<br />			a. Regions<br />				1. Crown<br />				2. Neck<br />				3....
i. Teeth<br />c. Types<br />	1. Incisors “Cut”<br />	2. Canine “Tear”<br />	3. Molar “Grind”<br />*What can we learn about...
ii. Tongue<br />Thick muscle<br />Taste buds<br />Sour<br />Bitter<br />Sweet<br />Salt<br />Umami<br />62<br />
2. Chemical<br />i. Salivary Glands<br />	a. Enzyme Amylase<br />			1. Carbohydrates<br />*Why sugars?*<br />63<br />
B. Throat<br />1. Trachea for air to lungs<br />2. Esophagus for food to stomach<br />i. Pushed down by muscle contraction...
C. Stomach<br />1. Mechanical<br />i. Three layers of muscle<br />2. Chemical<br />i. Enzyme Pepsin<br />		a. Protein<br /...
D. Pancreas<br />1. Produces enzymes<br />	a. Protein, Fat, Carbs<br />2. Produces Hormones<br />	a. Insulin – Controls bl...
E. Liver/Gallbladder<br />1.Largest internal organ<br />2. Maintain blood<br />3. Produces bile<br />i. Store in gall blad...
F. Small Intestine<br />	1. Mechanical <br />	2. Chemical<br />		- Many enzymes<br />	*3. Absorption*<br />		- Tiny Villi<...
G. Large Intestine<br />Mechanical<br />Chemical<br />i. Lots of bacteria<br />	ii. Produce key vitamins<br />3. Absorptio...
H. Anus<br />
IV. Diseases<br />Heart Burn<br />B. Ulcers<br />C. Diabetes<br />D. Gallstones<br />E. Appendicitis<br />F. Cancer<br />G...
Upcoming SlideShare
Loading in …5
×

Digestive system

1,185 views

Published on

Published in: Education
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total views
1,185
On SlideShare
0
From Embeds
0
Number of Embeds
72
Actions
Shares
0
Downloads
27
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

Digestive system

  1. 1. Digestive System<br />6th Grade Science<br />
  2. 2.
  3. 3. I. Function<br />A. Breaks down food<br />1. Mechanical – Physical<br />2. Chemical - Enzymes<br />B. Absorb nutrients into body<br />C. Eliminate waste<br />60<br />
  4. 4. II. Parts<br />A. Length<br /> 9 meters long<br />*Why so long?*<br />B. Alimentary Canal “Tube”<br />Mouth<br />Esophagus<br />Stomach<br />Small Intestine<br />Large Intestine<br />
  5. 5. C. Accessory Organs<br />Teeth<br />Tongue<br />Salivary Glands<br />Pancreas<br />Liver<br />Gallbladder<br />
  6. 6. III. Pathway<br />Mouth<br />1. Mechanical<br />i. Teeth<br /> a. Regions<br /> 1. Crown<br /> 2. Neck<br /> 3. Root<br /> b. Parts<br /> 1. Enamel<br /> 2. Dentin<br /> 3. Pulp<br />62<br />
  7. 7. i. Teeth<br />c. Types<br /> 1. Incisors “Cut”<br /> 2. Canine “Tear”<br /> 3. Molar “Grind”<br />*What can we learn about teeth types?*<br />62<br />
  8. 8. ii. Tongue<br />Thick muscle<br />Taste buds<br />Sour<br />Bitter<br />Sweet<br />Salt<br />Umami<br />62<br />
  9. 9. 2. Chemical<br />i. Salivary Glands<br /> a. Enzyme Amylase<br /> 1. Carbohydrates<br />*Why sugars?*<br />63<br />
  10. 10. B. Throat<br />1. Trachea for air to lungs<br />2. Esophagus for food to stomach<br />i. Pushed down by muscle contractions<br /> (Peristalsis)<br />3. Separated by epiglottis<br />*What problems does this create?*<br />63<br />
  11. 11. C. Stomach<br />1. Mechanical<br />i. Three layers of muscle<br />2. Chemical<br />i. Enzyme Pepsin<br /> a. Protein<br /> ii. High Acid<br /> a. Unfold protein<br /> b. Kill germs<br /> c. Covered in mucus<br />*Antacids?*<br />64<br />
  12. 12. D. Pancreas<br />1. Produces enzymes<br /> a. Protein, Fat, Carbs<br />2. Produces Hormones<br /> a. Insulin – Controls blood sugar levels<br />70<br />
  13. 13. E. Liver/Gallbladder<br />1.Largest internal organ<br />2. Maintain blood<br />3. Produces bile<br />i. Store in gall bladder<br /> ii. Aid in fat digestion<br />4. Removes poisons from food/drink?<br />*Alcohol destroys liver, Why?*<br />69<br />
  14. 14. F. Small Intestine<br /> 1. Mechanical <br /> 2. Chemical<br /> - Many enzymes<br /> *3. Absorption*<br /> - Tiny Villi<br /> 4. Size<br />i. Length 5 meters<br /> ii. Width 3-4 cm<br />70<br />
  15. 15. G. Large Intestine<br />Mechanical<br />Chemical<br />i. Lots of bacteria<br /> ii. Produce key vitamins<br />3. Absorption of water<br />4. Removal of waste<br />5. Size<br />i. Length 1.5 meters<br /> ii. Width 4 - 6 cm<br />APPENDIX?<br />71<br />
  16. 16. H. Anus<br />
  17. 17. IV. Diseases<br />Heart Burn<br />B. Ulcers<br />C. Diabetes<br />D. Gallstones<br />E. Appendicitis<br />F. Cancer<br />G. Irritable bowel syndrome<br />1. Crohn’s disease<br />2. Ulcerative colitis<br />

×