Chapter 15 Review

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Chapter 15Review
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1. Which organ produces bile?

1. Large intestines
2. Liver
3. Stomach
4. Gallbladder

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2. The optimal (best) temperature for enzymes in
the human digestive system is?

1. 0 degrees Celsius
2. 20 degrees Celsius
3. 37 degrees Celsius
4. 42 degrees Celsius

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3. Peristalsis is described as

1. Wave-like propelling motions
2. The release of enzymes from the stomach
3. The flap of tissue that covers the glottis
4. The removal of the appendix

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4. The flap of tissue that covers the trachea is
called the?

1. Villi
2. Diaphragm
3. Sphincter muscle
4. Epiglottis

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5. Which teeth are used for biting off larger
pieces of food?

1. Bicuspids
2. Incisors
3. Molars
4. Cuspids

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6. Which of the following statements is true?

1. Teeth mechanically breakdown food, to increase
   surface area.
2. Teeth chemically breakdown food, to move it
   through the esophagus.
3. Teeth mechanically breakdown food, to stimulate
   saliva.
4. Teeth chemically breakdown food, for easier
   digestion.

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7. If this organ does not absorb water diarrhea
may occur.

1. Liver
2. Stomach
3. Small intestines
4. Large intestines

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8. Deposits of hardened cholesterol, gallstones,
form and are stored here?

1. Liver
2. Stomach
3. Gallbladder
4. kidneys

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9. Ulcers/erosions can form in this organ due to
(acid loving) bacteria and gastric juices (low
pH).

1. Gallbladder
2. Appendix
3. Large intestines
4. Stomach

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10. Bacteria can cause cavities by producing too
much of what byproduct (it destroys the enamel)?

1. Acids
2. Toxins
3. Alkaline
4. Electrolytes

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11. The chemical digestion of protein begins here

1. Esophagus
2. Stomach
3. Liver
4. Small intestines

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12. This organ stores bile

1. Gallbladder
2. Pancreas
3. Urinary bladder
4. Liver

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13. This organ stores waste that is to be egested
(removed from the body).

1. Stomach
2. Gallbladder
3. Small intestines
4. Large intestines

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14. This organ produces gastric juice.

1. Stomach
2. Small intestines
3. Liver
4. Pancreas

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15. Glycogen, stored glucose in the liver, is
released and used as what by your body?

1. Waste
2. Lipids
3. Energy
4. Amino acids

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16. The chemical digestion of carbohydrates
begins here.

1. Oral cavity (mouth)
2. Esophagus
3. Stomach
4. Small intestines

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17. Hepatitis B can be transmitted by(read the
insert in the book)

1. Blood transfusions
2. Sexual activity
3. Saliva
4. All of the above

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18. Swollen palatine tonsils may interfere with

1. Breathing
2. Swallowing
3. Both breathing and swallowing
4. Neither breathing or swallowing

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19. Ulcers, which usually form in the stomach,
may also form here if the chyme is not
neutralized.

1. Esophagus
2. Small intestines
3. Large intestines
4. Rectum

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20. Emulsification causes

1. The hydrolysis of proteins
2. Excretion of cellulose
3. Synthesis of enzymes
4. Breakdown of fats/lipids

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21. Lacteals, small lymph vessels, are found here?

1. Stomach
2. Large intestines
3. Liver
4. Small intestines

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22. Red blood cells are destroyed here?

1. Liver
2. Pancreas
3. stomach
4. gallbladder

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23. One major function of the large intestines is
to?

1. Finish the chemical digestion of fats
2. Store nutrients
3. Absorb water
4. Release bile

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24. The length of the small intestines is
beneficial because it

1. Allows for the storage of food
2. Increases the surface area for absorption
3. Decreases the amount of waste produced
4. Allows for the storage of waste

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25. Gastric juice is produced by gastric glands
found here

1. Esophagus
2. Pancreas
3. Stomach
4. Liver

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26. Which organ (location of) finishes the
digestion of lipids?

1. Stomach
2. Liver
3. Pancreas
4. Small intestines

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27. Which organ stores feces/waste before it is
egested (removed)?

1. Large intestines
2. Small intestines
3. Stomach
4. liver

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28. These are released into the small intestine
to help with digestion.

1. Bile, HCl, and salivary amylase
2. HCl, pancreatic juice, and intestinal juice
3. Salivary amylase, intestinal juice, and
   pancreatic juice
4. Bile, pancreatic juice, and intestinal juice

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29. Which of the following does not secrete
digestive enzymes?

1. Small intestines
2. Pancreas
3. Stomach
4. Gallbladder

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30. Absorption of nutrients occurs in which organ?

1. Oral cavity
2. Stomach
3. Small intestines
4. Large intestines

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31. Hydrochloric acid (HCl) is produced by the
parietal cells in which organ?

1. Large intestine
2. Small intestine
3. Liver
4. Stomach

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32. These two structures release their substances
directly into the small intestines.

1. Gallbladder lacteals
2. Salivary glands pancreas
3. Villi salivary glands
4. Pancreas gallbladder

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33. End products, nutrients, enter into the cells
of the small intestines by the process of

1. Absorption
2. Adhesion
3. Cohesion
4. Egestion

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34. Villi are located in the

1. Esophagus
2. Stomach
3. Small intestines
4. Large intestines

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Know the function location
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