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Which food is NOT paired with the proper end products of digestion?


A) fats - fatty acids and glycerol
B) carbohydrates - polysaccharides
C) proteins - amino acids
D) All of these pairs are correct.

E) All of the above
F) None of the above

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As part of the defecation reflex,the internal anal sphincter will ____________________.

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The changing of food to simpler molecules is ____________________ digestion,and these simpler molecules can be ____________________ by the small intestine.

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Which of the following statements are true of the liver,gallbladder,and pancreas? (Read carefully and select all of the correct statements.)


A) Amylase,lipase,and trypsin are all secreted by the pancreas.
B) The gallbladder stores bile and dilutes it to the proper concentration.
C) The liver produces bile to emulsify fats in the duodenum,a form of mechanical digestion.
D) The pancreatic duct empties into the duodenum distal to the common bile duct.
E) The common bile duct is formed by the hepatic duct from the liver and the subhepatic duct from the gallbladder.
F) The hormone cholecystokinin causes contraction of the gallbladder.
G) The bicarbonate juice produced by the pancreas helps lower the pH of the chyme in the duodenum.
H) Secretion of pancreatic enzymes is stimulated by the hormone secretin.

I) E) and G)
J) D) and H)

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