NUR 529 EXAM 3 PREPU PRACTICE
2025/2026 QUESTIONS AND ANSWERS
100% PASS
The dietitian explains to the client that food is digested and absorbed in the:
Jejunum
Regurgitation of bile salts and duodenal contents can lead to gastric ulcers. Which structure
prevents this from happening?
pyloric sphincter
Segmentation waves function mainly to
mix the chyme with the digestive enzymes from the pancreas
Which structure in the gastrointestinal (GI) tract has absorptive function focusing mainly on
water resorption?
large intestine
3 functions of the saliva
lubrication, antimicrobial protection, and initiation of starch digestion.
Which nerve plexus controls the motility along the length of the gut?
Myenteric
Which substance is broken down by the emulsification process?
triglycerides
1 @COPYRIGHT 2025/2026.
, The nurse is caring for a client prescribed a medication that interferes with the innervation of
the parasympathetic nervous system (PNS). The nurse assesses the client for which potential
effect(s) to gastrointestinal (GI) function?
Constipation
Dry mouth
Delayed gastric emptying
gastroesophageal reflux
Protein digestion begins in
the stomach
Proton Pump Inhibitors (PPIs)
Inhibit the secretion of gastric acid
- used for treatment of gastric reflux and peptic ulcers
Which type of nervous system response can cause a marked decrease in mucous production,
leaving the area susceptible to irritation, thereby causing ulcer development in the duodenum?
Sympathetic stimulation
Villi are anatomic features that contribute to the enlarged surface area of the:
small intestine
Which enzymes adhere to the border of the villus structures to allow access to carbohydrate
and protein molecules?
brush border enzymes
The swallowing reflex is an ordered sequence of events. In which phase is the epiglottis moved
so that it covers the larynx?
pharyngeal phase
The colon is home to between 300 and 500 different species of bacteria. What is their main
metabolic function?
Fermentation of undigestible dietary residue
A client has been prescribed broad-spectrum empiric antibiotics for a serious infection. Which
actions will the nurse recommend to reduce the risk for the client developing Clostridioides
difficile?
-Administer a probiotic such as lactobacilli during antibiotic treatment.
-Reassess antibiotic choice once culture and sensitivity results are available.
2 @COPYRIGHT 2025/2026.
2025/2026 QUESTIONS AND ANSWERS
100% PASS
The dietitian explains to the client that food is digested and absorbed in the:
Jejunum
Regurgitation of bile salts and duodenal contents can lead to gastric ulcers. Which structure
prevents this from happening?
pyloric sphincter
Segmentation waves function mainly to
mix the chyme with the digestive enzymes from the pancreas
Which structure in the gastrointestinal (GI) tract has absorptive function focusing mainly on
water resorption?
large intestine
3 functions of the saliva
lubrication, antimicrobial protection, and initiation of starch digestion.
Which nerve plexus controls the motility along the length of the gut?
Myenteric
Which substance is broken down by the emulsification process?
triglycerides
1 @COPYRIGHT 2025/2026.
, The nurse is caring for a client prescribed a medication that interferes with the innervation of
the parasympathetic nervous system (PNS). The nurse assesses the client for which potential
effect(s) to gastrointestinal (GI) function?
Constipation
Dry mouth
Delayed gastric emptying
gastroesophageal reflux
Protein digestion begins in
the stomach
Proton Pump Inhibitors (PPIs)
Inhibit the secretion of gastric acid
- used for treatment of gastric reflux and peptic ulcers
Which type of nervous system response can cause a marked decrease in mucous production,
leaving the area susceptible to irritation, thereby causing ulcer development in the duodenum?
Sympathetic stimulation
Villi are anatomic features that contribute to the enlarged surface area of the:
small intestine
Which enzymes adhere to the border of the villus structures to allow access to carbohydrate
and protein molecules?
brush border enzymes
The swallowing reflex is an ordered sequence of events. In which phase is the epiglottis moved
so that it covers the larynx?
pharyngeal phase
The colon is home to between 300 and 500 different species of bacteria. What is their main
metabolic function?
Fermentation of undigestible dietary residue
A client has been prescribed broad-spectrum empiric antibiotics for a serious infection. Which
actions will the nurse recommend to reduce the risk for the client developing Clostridioides
difficile?
-Administer a probiotic such as lactobacilli during antibiotic treatment.
-Reassess antibiotic choice once culture and sensitivity results are available.
2 @COPYRIGHT 2025/2026.
