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The Digestive System Question Review
Terms in this set (30)
In order to prevent self-digestion of the pancreas, activation of pancreatic proteases occurs in the
During deglutition, the bolus passes into the stomach from the esophagus through the
During the intestinal phase of gastric regulation
the stomach is initially stimulated and later inhibited
What intestinal structure(s) consist(s) of protective aggregated nodules of lymphocytes and macrophages
What are the main organic molecules digested in the stomach
The main propulsive force that occurs in the majority of the alimentary canal is called
Which of the following is a characteristic of the large intestine?
It contains epiploic appendages
Which regulatory chemical stimulates gastric gland activity and motility?
Which sequence below represents the correct order of the tunics of the GI tract, starting from the layer adjacent to the lumen and moving superficially?
mucosa, submucosa, muscularis externa, serosa
What substances from different organs would mix together at the hepatopancreatic ampulla?
bile and pancreatic enzymes
What would be the effect of stripping the small intestines of their villi?
decreased surface area for absorption
Which of the following products does the stomach produce?
HCl and intrinsic factor
The final product of carbohydrate digestion is
Which of the following cells produce HCl?
Which of the following cells produce pepsinogen?
The digestive system in a cadaver is longer than in a living person because, in a cadaver, there is NO
Emulsification of which organic molecules would be most affected if the liver were severely damaged
The short reflexes in the digestive system are stimulated by
the enteric nerve plexuses
Which of the following statements about the mesentery is INCORRECT
It is composed of a layer of serous membrane fused with a layer of mucous membrane.
Which of the following is the most common cause of peritonitis
a burst appendix
The myxovirus causes
Halitosis is caused by
increased anaerobic bacterial activity at the back of the tongue
Which of the following teeth are most commonly impacted
Which of the following conditions is directly associated with an increased risk for heart disease and stroke?
The only stomach function that is essential to life is
the secretion of intrinsic factor
Some aspects of the __________ phase of gastric secretion, which occur before food enters the stomach, may be considered conditioned reflexes.
The myenteric nerve plexus is located in which tunic of the alimentary canal?
Which of the following is a function of the gallbladder?
storing and concentrating bile
Many of the early food allergies seen in infants are caused by
absorption of whole proteins
Which of the following is a condition affecting the large intestine that is NOT explained by anatomical or biochemical abnormalities?
irritable bowel syndrome
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