|
Which of the following processes is not involved in mechanical digestion? |
Enzymes |
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Which of the following statements about irritable bowel syndrome (IBS) is false? |
Excessive fiber in the diet is suspected as a cause. |
|
Hydrochloric acid has all the following digestive functions except |
raising the pH of the stomach contents |
|
Which of the following statements regarding saliva is false? |
We each produce 1 to 1. liters everyday |
|
The sphincter between the stomach and the small intestine is the |
pyloric sphincter |
|
The hormone that stimulates the secretion of hydrochloric acid is |
gastrin |
|
The majority of digestion occurs in the |
small intestines |
|
Which of the following lists structures correctly sequencing the segments of the small intestines? |
duodenum, jejunum, ileum |
|
Which of the following actions does not occur in the colon? |
absorption of the majority of nutrients |
|
Which of the following statements about the small intestines is false? |
it absorbs water |
|
Which of the following is not a function of cholecystokinin? |
stimulation of the secretion of hydrochloric acid |
|
Which of the following functions is the "sloshing" motion that thoroughly mixes chyme with the chemical secretions in the small intestines? |
Pendular movement |
|
Which of the following is likely not a component in feces? |
Sucrose |
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Bicarbonate is secreted by the _________ and functions to ___________ |
pancreas; raise pH by neutralizing the acidity of chyme |
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Which of the following enzymes is mismatched with the substances on which it acts? |
trypsin; starches |
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The ________ produces bile, whereas the _______ stores it. |
liver; gallbladder |
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Bile is released into the ________ in response to the ingestion of fat. |
small intestines |
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Enzymes from the _________ are responsible for the digestion of almost all the fat, half the protein, and half the carbohydrates you eat. |
Stomach |
|
During digestion, the blood picks up nutrients absorbed through the GI tract and transports them to the |
liver |
|
Which of the following is not a role of the lymphatic system? |
Aiding your immune system |
|
Which of the following courses of action would not be helpful to someone with chronic heartburn? |
Drinking milk with your meals |
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Which of the following foods should be avoided by a person with celiac disease? |
Pasta |
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The condition that causes the lining of the small intestines to flatten in response to gluten ingestion is |
Celiac disease |
|
Shock-wave therapy be useful in treating which of the following disorders |
Gallstones |
|
Which of the following is not a function of the liver? |
producing insulin |
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Which of the following actions is not appropriate for relieving constipation? |
drinking fewer liquids |
|
Which of the following will not generally cause diarrhea? |
low fiber intake |
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Food high in which of the following substances leaves the stomach first? |
carbohydrates |
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Which of the following statements about the digestive process is incorrect? |
Both the small and large intestines contain villi for absorption |
|
Which of the following processes occurs in the stomach? |
HCI production |
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Which of the following processes occurs in the gallbladder? |
bile storage |
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Which of the following processes occurs in the esophagus? |
movement of food into stomach |
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Which of the following processes occurs in the pancreas? |
bicarbonate production |
|
Which of the following processes occurs in the liver? |
Bile production |
|
The release of the hormone ghrelin? |
stimulates hunger |
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All of the following enzymes digest proteins except |
Amylase |
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Which of the following secretions raises pH and neutralizes stomach acid? |
bicarbonate |
|
Cholecystokinin |
stimulates the release of digestive enzymes from the pancreas |
|
Bile |
emulsifies fat |
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Which of the following processes is not involved in absorbing digested nutrients after they reach the small intestines? |
exocytosis |
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Which of the following body systems eliminates waste from the circulatory system? |
digestive system |
|
All of the following actions aid in digestion except |
eating and drinking quickly |
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