MCPHS NUR 707 Advanced Pharmacology
Exam 2026-2027 LATEST VERSION WITH 250
QUESTIONS AND CORRECT RATIONALIZED
SOLUTIONS JUST RELEASED THIS YEAR
MCPHS NUR 707 Advanced Pharmacology Exam – Coverage Summary & 250-Question
Practice Bank
SECTION 1: ADVANCED PHARMACOKINETICS & DYNAMICS
1. A 65-year-old patient with chronic kidney disease (eGFR 25 mL/min) requires medication
dosing adjustments. Which pharmacokinetic parameter is MOST affected by renal impairment?
A) Absorption
B) Distribution
C) Metabolism
D) Excretion
Answer: D
Renal impairment primarily affects drug excretion. Drugs or metabolites eliminated renally
require dose adjustment or interval extension. For severe impairment (eGFR <30), many
medications need significant modification or avoidance.
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2. A patient's genetic testing reveals they are a CYP2D6 poor metabolizer. Which statement is
TRUE?
A) They will metabolize CYP2D6 substrates faster than average
B) They require higher doses of CYP2D6 substrates
C) They are at increased risk of toxicity from standard doses
D) CYP2D6 status has no clinical significance
Answer: C
Poor metabolizers have reduced enzyme activity, leading to higher drug concentrations and
increased adverse effects with standard doses. Common CYP2D6 substrates include codeine,
tramadol, tamoxifen, many antidepressants and antipsychotics.
3. The "first-pass effect" primarily affects which route of administration?
A) Intravenous
B) Intramuscular
C) Oral
D) Transdermal
Answer: C
Oral drugs undergo first-pass metabolism in gut wall and liver before reaching systemic
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circulation, significantly reducing bioavailability of some medications (e.g., nitroglycerin,
morphine).
4. Which factor MOST significantly alters drug distribution in elderly patients?
A) Increased total body water
B) Decreased body fat percentage
C) Reduced plasma albumin
D) Enhanced liver blood flow
Answer: C
Elderly often have reduced serum albumin, increasing free fraction of highly protein-bound
drugs (e.g., warfarin, phenytoin), potentially enhancing effects and toxicity despite normal total
drug levels.
5. A drug has a half-life of 4 hours. How many hours will it take to reach approximately 94% of
steady state?
A) 8 hours
B) 12 hours
C) 16 hours
D) 20 hours
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Answer: C
Steady state is reached after approximately 4-5 half-lives. 4 half-lives = 16 hours. 4 half-lives =
93.75% of steady state.
6. Which statement about drug absorption is CORRECT?
A) Unionized drugs are liposoluble and can diffuse through membranes
B) The acid environment of the stomach slows the absorption of acetylsalicylic acid
C) Basic drugs are absorbed faster in the stomach
D) Ionized drugs readily cross lipid membranes
Answer: A
Unionized (nonpolar) drugs are liposoluble and readily cross cell membranes. Aspirin
(acetylsalicylic acid) is a weak acid and is absorbed faster in the acidic stomach environment.
7. A patient is receiving a drug that is 95% protein-bound. Which condition would MOST
significantly increase the free (active) fraction?
A) Obesity
B) Hypoalbuminemia
C) Increased renal function
D) Increased liver function
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