UNDERSTANDING NUTRITION FINAL
EXAM QUESTIONS WITH VERIFIED
ANSWERS
what is the lumen of the GI tract - ANSWER-the inner space
which of the following describes the anatomy of the gastrointestinal tract - ANSWER-
a flexible muscular tube
what structure functions to prevent entrance of food into the trachea - ANSWER-
epiglottis
what structure controls the passage of material from the small intestine to the large
intestine - ANSWER-ileocecal valve
after swallowing, in what order does food pass through the regions of the GI tract -
ANSWER-stomach, duodenum, jejunum, ileum, colon
the lower esophageal sphincter is also known as the - ANSWER-cardiac sphincter
what is reflux - ANSWER-awards flow of chyme
what types of enzymes are responsible for hydrolyzing the proteins in foods -
ANSWER-proteases
what is the function of mucus in the stomach - ANSWER-protects stomach cells from
gastric juices
which of the following best describes the normal pH of the stomach - ANSWER-very
acidic
which of the following body organs does not secrete digestive enzymes - ANSWER-
liver
the process by which bile acts on fat so enzymes can attack the fat is known as -
ANSWER-emulsification
the purpose of bicarbonate in the digestive process is to - ANSWER-raise the pH of
chyme
what is the name of the projections on the inner surface of the small intestine -
ANSWER-villi
what is the first vessel to receive absorbed water-soluble vitamins - ANSWER-
hepatic portal vein
, what vessel caries blood from the liver to the heart - ANSWER-hepatic vein
which of the following conducts lymph into the vascular system - ANSWER-
subclavian vein
what are lacteals - ANSWER-intentional lymphatic vessels
certain types of fibers and complex proteins that are degraded by GI bacteria are
called - ANSWER-prebiotics
the intestinal flora are comprised primarily of - ANSWER-bacteria
which of the following is known to be produces by small intestinal bactera -
ANSWER-vitamins
what two systems coordinate all digestive/absorptive processes - ANSWER-nervous
and endocrine
which of the following stimulates the pancreas to release bicarbonate-rich juice -
ANSWER-secretin
what substance controls the release of bile into the small intestine - ANSWER-
cholecystokinin
which of the following results from revers peristalsis - ANSWER-vomiting
the Heimlich maneuver may be helpful in conditions associated with - ANSWER-
chocking
a person with chronic diarrhea is at risk for which of the following - ANSWER-
dehydration
what organ is affected by colitis - ANSWER-large intestine
untreated gastroesophageal reflux increases the risk for the more serious condition
known as - ANSWER-Barratt's esophagus
the organism H. pylori has been identified as one of the major causes of - ANSWER-
diverticulosis
applying the principle of variety in food planning ensures the benefits of - ANSWER-
dilution of harmful substances
what two major nutrients are supplied by the fruit and vegetable groups - ANSWER-
vitamins a and c
which of the following is not a legume - ANSWER-potatoes
in which of the following food groups are legumes found - ANSWER-proteins
EXAM QUESTIONS WITH VERIFIED
ANSWERS
what is the lumen of the GI tract - ANSWER-the inner space
which of the following describes the anatomy of the gastrointestinal tract - ANSWER-
a flexible muscular tube
what structure functions to prevent entrance of food into the trachea - ANSWER-
epiglottis
what structure controls the passage of material from the small intestine to the large
intestine - ANSWER-ileocecal valve
after swallowing, in what order does food pass through the regions of the GI tract -
ANSWER-stomach, duodenum, jejunum, ileum, colon
the lower esophageal sphincter is also known as the - ANSWER-cardiac sphincter
what is reflux - ANSWER-awards flow of chyme
what types of enzymes are responsible for hydrolyzing the proteins in foods -
ANSWER-proteases
what is the function of mucus in the stomach - ANSWER-protects stomach cells from
gastric juices
which of the following best describes the normal pH of the stomach - ANSWER-very
acidic
which of the following body organs does not secrete digestive enzymes - ANSWER-
liver
the process by which bile acts on fat so enzymes can attack the fat is known as -
ANSWER-emulsification
the purpose of bicarbonate in the digestive process is to - ANSWER-raise the pH of
chyme
what is the name of the projections on the inner surface of the small intestine -
ANSWER-villi
what is the first vessel to receive absorbed water-soluble vitamins - ANSWER-
hepatic portal vein
, what vessel caries blood from the liver to the heart - ANSWER-hepatic vein
which of the following conducts lymph into the vascular system - ANSWER-
subclavian vein
what are lacteals - ANSWER-intentional lymphatic vessels
certain types of fibers and complex proteins that are degraded by GI bacteria are
called - ANSWER-prebiotics
the intestinal flora are comprised primarily of - ANSWER-bacteria
which of the following is known to be produces by small intestinal bactera -
ANSWER-vitamins
what two systems coordinate all digestive/absorptive processes - ANSWER-nervous
and endocrine
which of the following stimulates the pancreas to release bicarbonate-rich juice -
ANSWER-secretin
what substance controls the release of bile into the small intestine - ANSWER-
cholecystokinin
which of the following results from revers peristalsis - ANSWER-vomiting
the Heimlich maneuver may be helpful in conditions associated with - ANSWER-
chocking
a person with chronic diarrhea is at risk for which of the following - ANSWER-
dehydration
what organ is affected by colitis - ANSWER-large intestine
untreated gastroesophageal reflux increases the risk for the more serious condition
known as - ANSWER-Barratt's esophagus
the organism H. pylori has been identified as one of the major causes of - ANSWER-
diverticulosis
applying the principle of variety in food planning ensures the benefits of - ANSWER-
dilution of harmful substances
what two major nutrients are supplied by the fruit and vegetable groups - ANSWER-
vitamins a and c
which of the following is not a legume - ANSWER-potatoes
in which of the following food groups are legumes found - ANSWER-proteins
