HUN 1201 FINAL EXAM QUESTIONS
WITH COMPLETE SOLUTIONS
The gastrointestinal microbiome is comprised primarily of - ANSWER-bacteria
one function of the gallbladder is to - ANSWER-store bile
what is a function of hydrochloric acid in the stomach? - ANSWER-it creates an
optimum acidity
what is the normal pH of the gastric juice? - ANSWER-2
The first section of the small intestine is called the: - ANSWER-duodenum
What best describes the normal pH of the stomach? - ANSWER-very acidic
which part of the GI tract contains highly acidic digestive juices? - ANSWER-stomach
During digestion, bicarbonate is produced by_____,the purpose of bicarbonate is
to___________. - ANSWER-pancreas; neutralizes pH
biles is produced by the: - ANSWER-liver
One function of sphincter muscles is to ____. - ANSWER-control the passage of food
through the GI tract
what is the function of mucus in the stomach? - ANSWER-it protects stomach cells from
gastric juices
what is chyme? - ANSWER-a mixture of partially digested food, water, and gastric
juices
fiber is absorbed in the small intestine - ANSWER-false
What is the sweetest-tasting monosaccharides in the diet? - ANSWER-fructose
what type of nutrient is starch? - ANSWER-complex carbohydrate
what is the principle carbohydrate of milk? - ANSWER-lactose
what is the composition of lactose? - ANSWER-one glucose and one galactose unit
Most carbohydrate digestion occurs in - ANSWER-small intestine
, _____ is the preferred source of energy for the brain and nerve cells - ANSWER-
glucose
what is the recommended intake of dietary fiber? - ANSWER-14 grams per 1000 kcal
what is the composition of sucrose? - ANSWER-one glucose and one fructose unit
after a meal, which hormone is responsible for moving glucose into the body's cells? -
ANSWER-insulin
When blood glucose concentration falls, what pancreatic hormone is secreted to
stimulate release of stored glucose? - ANSWER-glucagon
In the digetsion of fats, ___ acts as emulsifier - ANSWER-bile
which of the following contains mostly saturated fatty acids and is solid in room
temperature - ANSWER-butter
which type of lipid is used to synthesize the fat-soluble vitamin D? - ANSWER-
cholesterol
which of the following is an essential fatty acid? - ANSWER-linoleic acid
According to the Dietary Guidelines, what should be the maximum total fat intake as a
percentage of energy intake? - ANSWER-35
Which product is considered a major source of polyunsaturated fat? - ANSWER-corn oil
bile is released from gallbladder into ______ in order to facilitate fat digestion -
ANSWER-small intestine
which of the following is a good source of omega-3 fat? - ANSWER-salmon
which of the following is a good food source for phospholipids? - ANSWER-egg yolks
in which form are most dietary lipids found? - ANSWER-triglycerides
which of the following is not a function of protein in the body? - ANSWER-help with fat
digestion
which of the following is an essential amino acid? - ANSWER-Leucine
essential amino acids are those that - ANSWER-the body does not make in sufficient
amounts, they must be supplied by the diet
WITH COMPLETE SOLUTIONS
The gastrointestinal microbiome is comprised primarily of - ANSWER-bacteria
one function of the gallbladder is to - ANSWER-store bile
what is a function of hydrochloric acid in the stomach? - ANSWER-it creates an
optimum acidity
what is the normal pH of the gastric juice? - ANSWER-2
The first section of the small intestine is called the: - ANSWER-duodenum
What best describes the normal pH of the stomach? - ANSWER-very acidic
which part of the GI tract contains highly acidic digestive juices? - ANSWER-stomach
During digestion, bicarbonate is produced by_____,the purpose of bicarbonate is
to___________. - ANSWER-pancreas; neutralizes pH
biles is produced by the: - ANSWER-liver
One function of sphincter muscles is to ____. - ANSWER-control the passage of food
through the GI tract
what is the function of mucus in the stomach? - ANSWER-it protects stomach cells from
gastric juices
what is chyme? - ANSWER-a mixture of partially digested food, water, and gastric
juices
fiber is absorbed in the small intestine - ANSWER-false
What is the sweetest-tasting monosaccharides in the diet? - ANSWER-fructose
what type of nutrient is starch? - ANSWER-complex carbohydrate
what is the principle carbohydrate of milk? - ANSWER-lactose
what is the composition of lactose? - ANSWER-one glucose and one galactose unit
Most carbohydrate digestion occurs in - ANSWER-small intestine
, _____ is the preferred source of energy for the brain and nerve cells - ANSWER-
glucose
what is the recommended intake of dietary fiber? - ANSWER-14 grams per 1000 kcal
what is the composition of sucrose? - ANSWER-one glucose and one fructose unit
after a meal, which hormone is responsible for moving glucose into the body's cells? -
ANSWER-insulin
When blood glucose concentration falls, what pancreatic hormone is secreted to
stimulate release of stored glucose? - ANSWER-glucagon
In the digetsion of fats, ___ acts as emulsifier - ANSWER-bile
which of the following contains mostly saturated fatty acids and is solid in room
temperature - ANSWER-butter
which type of lipid is used to synthesize the fat-soluble vitamin D? - ANSWER-
cholesterol
which of the following is an essential fatty acid? - ANSWER-linoleic acid
According to the Dietary Guidelines, what should be the maximum total fat intake as a
percentage of energy intake? - ANSWER-35
Which product is considered a major source of polyunsaturated fat? - ANSWER-corn oil
bile is released from gallbladder into ______ in order to facilitate fat digestion -
ANSWER-small intestine
which of the following is a good source of omega-3 fat? - ANSWER-salmon
which of the following is a good food source for phospholipids? - ANSWER-egg yolks
in which form are most dietary lipids found? - ANSWER-triglycerides
which of the following is not a function of protein in the body? - ANSWER-help with fat
digestion
which of the following is an essential amino acid? - ANSWER-Leucine
essential amino acids are those that - ANSWER-the body does not make in sufficient
amounts, they must be supplied by the diet
