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What is an endocrine function of the pancreas?


A) Secreting enzymes that break down proteins
B) Secreting bicarbonate
C) Secreting amylase
D) Secreting insulin
E) Secreting bile

F) D) and E)
G) A) and B)

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Humans are the only free-living primates that consume cereal grains.

A) True
B) False

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Sucrose is digested to glucose and fructose in the stomach.

A) True
B) False

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When present in the small intestine, ____ stimulates peristalsis.


A) protein
B) fiber
C) vitamins
D) starch
E) fat

F) B) and D)
G) A) and D)

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Essential nutrients are synthesized by the body in amounts sufficient to meet physiological needs.

A) True
B) False

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What enzyme present in the mouth is responsible for converting starch into small polysaccharides?


A) amylase
B) maltase
C) lactase
D) polypeptidase
E) lipase

F) A) and E)
G) A) and D)

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Bile salts play a role in absorption of water-soluble vitamins.

A) True
B) False

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Vignette #2 Maggie is a 34-year-old mother of two children. She was told by her physician that she needs her gallbladder removed. Maggie panics and calls her mother saying, "Mom, I can't believe this!!! How am I going to live without my liver? You have to have a liver to survive, and the doctor wants to remove it!" Her mother tells her to calm down and discuss what is going on. Maggie's mother soon realizes that Maggie's liver is fine, but her gallbladder needs to be removed. What role would be excluded in a list of "Functions of the Liver?"


A) Converting excess glucose to glycogen
B) Converting excess carbohydrates into fat
C) Detoxifying drugs and alcohol
D) Secreting the majority of digestive enzymes
E) Removing damaged red blood cells from the blood

F) None of the above
G) D) and E)

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When the body does not require energy, end-products of digestion are converted to ____.


A) protein and fat
B) fat and amino acids
C) glycogen and glucose
D) enzymes and glycogen
E) fat and glycogen

F) None of the above
G) A) and B)

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Lactose intolerance is uncommon in most of the world and exists only among a few populations.

A) True
B) False

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Provide a general overview with a brief description (or example) of each level of organization within the body beginning with cells and ending with a body system.

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Cells are organized into tissues designe...

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Joe finds himself troubled with gas after eating certain foods. The quantity and quality of intestinal gas is related to the characteristics of intestinal bacteria and ____.


A) the types of foods eaten
B) the amount of water in the large intestine
C) the amount of food eaten
D) the quantity of vitamin K in the large intestine
E) the amount of bicarbonate secreted by the pancreas

F) A) and C)
G) B) and C)

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It is impossible for amino acids to be altered or used in the liver to form ____.


A) glucose
B) fat
C) insoluble fiber
D) another amino acid
E) lipoprotein

F) A) and E)
G) B) and E)

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Chemical digestion of protein and carbohydrates begins in the mouth.

A) True
B) False

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What conversion represents an anabolic reaction?


A) glycogen to glucose
B) protein to amino acids
C) triglycerides to fatty acids and glycerol
D) glucose to glycogen
E) protein to glucose

F) A) and C)
G) A) and B)

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Nearly all of our metabolism and physiology are the same as that of our ancestors who lived more than 10,000 years ago.

A) True
B) False

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What body structure controls the flow of chyme into the small intestine?


A) lower esophageal sphincter
B) pyloric sphincter
C) ileocecal valve
D) oral cavity
E) cortex

F) A) and D)
G) A) and C)

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Provide an overview of the release of nutrients occurring in the small intestine.

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Nutrients released early in the digestiv...

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The innermost layer of the gastrointestinal (GI) tract wall is called the mucosa.

A) True
B) False

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No digestion takes place in the esophagus.

A) True
B) False

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