Understanding Nutrition: Self-assessment 3 Flashcards
What is/are the primary target organs(s) for the action of cholecystokinin?
gallbladdder and pancreas
Jenny has just has undergone a cholecystectomy. After recovery, Jenny will no longer
have an extra reservoir for bile.
Colonic irrigation is a popular practice for treatment of
Which of the following is a characteristic of the appendix?
it stores lymph cells
Which of the following results from reverse peristalsis?
After chewing and swallowing a portion of food, what becomes of the salivary amylase in the stomach?
it is inactivated by gastric juice
The chief purpose of the gallbladder is to store a substance that is required for the assimilation of dietary
Jim went for his annual medical check-up and was diagnosed with heartburn. Which of the following actions is most likely causing jim's condition?
defective lower esophageal activity
The primary treatment for ulcer caused by the presence of H.pylori is
What is the function of mucus in the stomach?
protects stomach cells from gastric juices
After swallowing, in what order does food pass through the regions of the GI tract?
A bolus is conducted past the diaphragm through the
The most common cause for the development of ulcers is
infection from H.pylori
What are lacteals?
intestinal lymphatic vessels
WHat is a function of hydrochloric acid in the stomach?
creates an optimum acidity
The organism H.pylori has been identified as one of the major causes of
An example of an important function of the colon would be its absorption of
Which of the following is a function of sphincter muscles?
control the passage of food through the GI tract
What is mastication?
the act of chewing
Untreated gastroesophageal reflux increases the risk for the more serious condition known as
The living bacteria found in yogurt are known as
Which of the following is a significant property of dietary fiber?
promotes water retention of stools
What types of enzymes are responsible for hydrolyzing the proteins in foods?
A peptic ulcer resides in the
stomach or duodenum only
After the pancreatic juices have mixed with chyme in the small intestine, which of the following describes the pH of the resulting mixture?
What is the very first thing you should do if you suspect someone is choking on food?
Ask the person to make sounds from the throat
Which of the following is an important function of the instestinal villi crypts?
secretation of juices into the small instestine
What is the function of bile?
Into what region of the intestinal tract does the stomach empty?
Which of the following is a feature of the lymphatic system?
It carries fats away from the instestines
During the process of digestion, at what point does the stomach begin to release chyme?
When the chyme is liquefied
What is the first vessel to recieve absorbed water-soluble vitmains?
hepatic portal vein
Which of the following are found on the microvilli and function to break apart small nutrients into the final products of digestion?
A person on a low-fiber diet is at increased risk for experiencing elevated rectal vein pressure leading to formation of
important functions of hydrochloric acid in digestion/absorption includes all of the following EXCEPT
it activates pancreatic lipase
A decrease in the flow of blood to the intestines is known as
Which of the following is a characteristic of pancreatic digestive enzyme function?
The pancreas can increase the activity of fat-degrading enzymes in response to more fat in the diet
All of the following are important issues in the treatment or management of existing ulcers except
Gastric acid release should be suppressed
What is reflux?
backward flow of chyme
Immediately after absorption, what circulatory system carries the fat-soluble vitamins and large fats?