NR 565 Final Exam 2026/2027 Chamberlain Advanced
Pharmacology Fundamentals NGN Actual Exam Verified
Answers Detailed Rationales Grade A
1. What is the mechanism of action of psyllium?
A. Stimulates intestinal motility
B. Swells in water to soften fecal mass and increase bulk
C. Lubricates the intestinal tract
D. Inhibits water absorption in the colon
Correct Answer: B
Rationale: Psyllium is a bulk-forming laxative that swells in water to soften fecal mass
and increase bulk.
2. What condition can occur when psyllium doesn't produce a bowel movement?
A. Bowel obstruction
B. Fecal impaction
C. Dehydration
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D. Electrolyte imbalance
Correct Answer: B
Rationale: Fecal impaction can occur when psyllium does not produce a bowel
movement.
3. How can diagnosis and treatment of IBS be aided?
A. Colonoscopy
B. Keeping a diary
C. Abdominal x-ray
D. Blood work
Correct Answer: B
Rationale: Keeping a diary helps with diagnosis and treatment of IBS.
4. Who are recipients of the Tdap vaccine? (Select all that apply.)
A. Immunocompromised individuals
B. Cancer patients
C. Individuals with HIV
D. Those on high-dose glucocorticoids
E. Pregnant women
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Correct Answer: A, B, C, D, E
Rationale: Tdap vaccine recipients include immunocompromised individuals, cancer
patients, those with HIV, those on high-dose glucocorticoids, and pregnant women.
5. What is a contraindication for DTaP or Tdap vaccine?
A. Mild fever
B. History of anaphylactic reaction or encephalopathy within 7 days of vaccine
C. Pregnancy
D. Immunosuppression
Correct Answer: B
Rationale: History of anaphylactic reaction or encephalopathy within 7 days of a
previous dose is a contraindication.
6. What are contraindications for varicella vaccine? (Select all that apply.)
A. Pregnancy
B. Leukemia or lymphoma
C. Hypersensitivity to neomycin or gelatin
D. Age over 65
Correct Answer: A, B, C
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Rationale: Varicella vaccine is contraindicated in pregnancy, leukemia/lymphoma, and
hypersensitivity to neomycin or gelatin.
7. What is a contraindication for hepatitis B vaccine?
A. Pregnancy
B. Prior anaphylactic reaction to baker's yeast or Hep B itself
C. Immunosuppression
D. Age over 65
Correct Answer: B
Rationale: Prior anaphylactic reaction to baker's yeast or hepatitis B vaccine itself is a
contraindication.
8. What is an example of an attenuated vaccine?
A. Tetanus toxoid
B. MMR (measles, mumps, rubella)
C. Poliovirus vaccine
D. Hepatitis A vaccine
Correct Answer: B
Rationale: MMR is an example of an attenuated (live) vaccine.