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25 Cards in this Set
- Front
- Back
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All the following are functions of the oral cavity except: |
B) to chemically digest proteins
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A fold of tissue called the frenulum connects the:
A) pancreas to the stomach B) small and large intestines C) gallbladder to the liver D) tongue to the floor of the oral cavity |
D) tongue to the floor of the oral cavity
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The two types of teeth are:
A) deciduous teeth and permanent teeth B) gastroid and pyloric teeth C) parotid and colonic teeth D) front and back teeth |
A) deciduous teeth and permanent teeth
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Enzymes secreted by the salivary glands:
A) emulsify fats B) allow for carbohydrate digestion C) are stimulated by gastric hormones D) empty their contents into the roof of the mouth |
B) allow for carbohydrate digestion
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Passage of a bolus of food down the esophagus is assisted by:
A) enzymes and acids B) the lower esophageal sphincter C) peristalsis and gravity D) the pyloric sphincter |
C) peristalsis and gravity
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All the following are regions of the stomach except:
A) fundus B) cardia C) the pylorus D) the hilus |
D) the hilus
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The lesser and greater omentums are the:
A) entrances and exits to the stomach B) curvatures of the stomach C) extensions of the peritoneum attached to the stomach D) glands that empty into the stomach |
C) extensions of the peritoneum attached to the stomach
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The precursor substance pepsinogen is converted to pepsin:
A) in the duodenum B) in the presence of hydrochloric acid C) in the pancreas D) only when high concentrations of salt are present |
B) in the presence of hydrochloric acid
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The hormone that regulates the activity of the gastric glands is known as:
A) progesterone B) androgen C) gastrin D) TSH |
C) gastrin
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Bicarbonate ions to neutralize stomach acidity are provided to the duodenum by:
A) pancreatic juice B) hormones that are liberated in the lining of the gastrointestinal tract C) bile from the liver D) both pancreatic juice and bile |
D) both pancreatic juice and bile
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All the following are regions of the small intestine except:
A) the jejunum B) the ilium C) the duodenum D) the pylorus |
D) the pylorus
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Bile, which is formed in the liver, assists the:
A) breakdown of proteins B) absorption of water C) emulsification of fats D) formation of feces |
C) emulsification of fats
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Enzymes called nucleases break down nucleic acids:
A) only in the presence of acid B) into nucleotides C) within the stomach D) in the large intestine |
B) into nucleotides
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Most absorption occurs:
A) in the esophagus B) in the jejunum C) in the lining of the stomach D) all along the gastrointestinal tract |
B) in the jejunum
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The products of fat digestion are absorbed into vessels of the:
A) circulatory system B) lymphatic system C) hepatic portal system D) venous system |
B) lymphatic system
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Two major methods for absorption of the products of digestion are:
A) phagocytosis and pinocytosis B) osmosis and phagocytosis C) osmosis and pinocytosis D) active transport and diffusion |
D) active transport and diffusion
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The large intestine is so-named because it exceeds the small intestine in:
A) diameter B) length C) number of enzymes produced D) amount of muscle present |
A) diameter
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Where the small intestine meets the large intestine, there is a colon section known as the:
A) rectum B) sigmoid colon C) cecum D) fundus |
C) cecum
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An important function of the large intestine is to:
A) break down proteins B) break down carbohydrates C) absorb vitamins D) absorb nucleotides |
C) absorb vitamins
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All the following are commonly found in the feces except:
A) ATP molecules B) bacteria C) inorganic salts D) epithelial cells |
A) ATP molecules
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The liver receives materials absorbed from the gastrointestinal tract through a subdivision of the circulatory system called the:
A) venous system B) lymphatic system C) renal system D) hepatic portal system |
D) hepatic portal system
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All the following are normally found in the bile except:
A) cholesterol B) pigments C) various ions D) proteins |
D) proteins
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The process of glycogenesis involves the:
A) breakdown of glucose B) conversion of amino acids to carbohydrates C) synthesis of glycogen D) breakdown of glycogen |
C) synthesis of glycogen
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The process of deamination results in the:
A) breakdown of amino acids B) synthesis of glucose C) formation of fat molecules D) formation of glycogen molecules |
A) breakdown of amino acids
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The pancreas is located close to the:
A) sigmoid colon B) stomach C) cecum D) appendix |
B) stomach
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