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Name:______________________
Period:_____________
LOOK AT THE PICTURES!
READ THE CAPTIONS!
L = lesson number
p. = page numbers to read to answer homework
Lab p.= page numbers to read for lab
[#] = pages to find specific information
[# +] = starts on that page, but continues on next page(s)
PP = PACKET PAGES
L1: p. 3 and 6&7 and page 1 in packet / Lab 1: p. 4 &5
1. What are some similarities and differences between humans and other animals?
2. What important scientific or technological breakthroughs have occurred in your
lifetime?
3. Why is teamwork important in science?
4. Make 5 note cards for biological breakdown of organisms from page 1 of the
packet.
L 2: p. 12 &13 and p. 2,3,4 in packet (Moving Through the Digestive Tract)/ Lab 2: p. 8-11
1. What is mechanical digestion?[PP2]
2. What is chemical digestion?[PP2]
3. List the order of the 6 parts of the digestive system. [PP 2&3]
4. Describe peristalsis. [p2]
5. What are sphincters and what do they do? [PP2&3]
6. What is mucus and what purpose does it serve? [PP3]
7. What happens in the small intestine? [PP3]
8. List the 4 accessory organs and describe their purpose. [PP3&4]
9.What happens in the large intestine? [PP3&4]
10. What makes up feces and what causes flatus? [PP4]
L.3: p. 20-23 / Lab 3: p. 14-19 (Read safety notes!)
1. For all 6 types of nutrients, write:[20+]
1. why your body needs the nutrient
2. sources of each nutrient
2. What smaller units are carbohydrates and proteins made of? [21-22]
L 4: p. 29-31 and p. 5 packet (Exploring Carbohydrates) / Lab 4: p. 6 24-28 (SAFETY!)
1. Why does your body need to break down sugar?[29]
2. 3 types of sugars are monosaccharides, disaccharides, and polysacchrarides.
How many simple sugars make up each kind and give examples of each kind.[PP4]
3. Saliva: where does it come from?[30 and PP5]
4. What enzyme is found in saliva and what does it do?
5. What are the 3 types of teeth and what do they do?[30&31]
6. What is a bolus?[31 and PP5]
7. What is a conditioned reflex?[PP5]
8. Describe the process of swallowing food and the path that is follows.[31]
9. What did Ivan Pavlov do?[PP5]
10. Describe the mechanical and chemical digestion that occurs in the mouth.[PP5]
L 5: p. 37-39 and p. 6 in packet (Digestion in the Stomach)/Lab 5 p.32-36(SAFETY!)
1. How long does food stay in the stomach?[PP6]
2. What chemicals are found in the stomach and what do they do?[38]
3. What is an ulcer and what causes it?[38+,PP6]
4. Describe the structure of the stomach muscles.[38]
5. What is the function of mucus?[38+,PP6]
6. Is chemical and mechanical digestion occurring in the stomach? Describe.[All]
7. What is chyme?[39,PP6]
8. What is the job of the pyloric sphincter?[PP6]
9. Describe the symptoms of heartburn. What causes it, and how do you treat
it?[39, PP6]
10. What is reverse peristalsis? Describe.[PP6]
11. What did Dr. William Beaumont do? [37]
L. 6: p. 46-49 / Lab 6: p. 40-45 (SAFETY!)
1. What is diffusion? How does your digestive system use diffusion? [46]
2. What is passive transport? [46]
3. What is active transport? [46+]
4. What is ATP? What is the role of ATP in active transport? [47]
5. What is the pyloric sphincter? (location and job) [48]
7. Describe the structure and purpose of the first part of the small intestine. [48]
8. Describe the function of the pancreas.[48+]
9. Describe the function of the liver.[48+]
10. Describe the main function of the small intestine.[49]
L. 7: p. 54-59 and p. 7 & 8 in packet (Surface Area and word problems) /
Lab 7: 50-53
1. Describe the ways that your digestive system increases the surface area of your
food. [54]
2. Describe how the structure of the small intestine increases the small intestines
surface area. [54+ and PP7]
3. What is meant by “absorption”? [PP7]
4. What is the appendix, what does it do, and where is it located? [56]
5. What is the function of the large intestine?[57+]
6. What is feces? [57]
7. Where is waste eliminated?[57]
8. What causes diarrhea? Why is it potentially dangerous? [58]
9. What causes constipation? What treatment is recommended to relieve and
to prevent this condition? [58]
10. What is the role of bacteria in the large intestine?[58]
11. What causes flatus? [58]
12. Do the 2 word problems on page 8 of your packet. 