NUR-641E Advanced Pathophysiology and Pharmacology
for Nurse Educators Assessment -Solved 100% Correct
1. Which statement best describes pharmacokinetics?
A. What the drug does to the receptor
B. What the body does to the drug
C. How receptors respond to disease
D. How adverse effects are reported
2. Which pharmacokinetic process involves movement of a drug from the
administration site into systemic circulation?
A. Distribution
B. Metabolism
C. Absorption
D. Excretion
3. Which route provides 100% systemic bioavailability?
A. Oral
B. Subcutaneous
C. Intramuscular
D. Intravenous
4. A medication has a half-life of 6 hours. Approximately how long would it take to
reach steady state with repeated dosing?
A. 6 hours
B. 12 hours
C. 24–30 hours
D. 60 hours
5. Which organ is primarily responsible for metabolism of most medications?
A. Heart
B. Liver
C. Spleen
D. Pancreas
6. Which enzyme system is particularly important in hepatic drug metabolism?
A. Renin-angiotensin system
B. Cytochrome P450 system
C. Complement system
D. Kallikrein system
7. A patient takes a medication that inhibits CYP3A4. What is a potential
consequence for another medication metabolized by CYP3A4?
,A. Lower serum concentration
B. Increased serum concentration
C. Immediate renal excretion
D. Complete loss of absorption
8. What is the major clinical concern with an ultra-rapid CYP2D6 metabolizer
receiving codeine?
A. Reduced conversion to active metabolite
B. Increased opioid toxicity
C. Complete drug resistance
D. Delayed renal elimination
9. Which factor is most likely to increase the free fraction of a highly protein-bound
medication?
A. Increased albumin
B. Hypoalbuminemia
C. Increased muscle mass
D. Increased hemoglobin
10. A drug with a narrow therapeutic index requires special attention because:
A. It cannot produce adverse effects
B. Small changes in concentration may cause toxicity
C. It is always administered intravenously
D. It has no therapeutic effect
11. What does bioavailability describe?
A. Rate of renal elimination
B. Fraction of administered drug reaching systemic circulation
C. Degree of receptor binding
D. Duration of drug storage
Answer: B. Fraction of administered drug reaching systemic circulation
12. Which route is most affected by hepatic first-pass metabolism?
A. Oral
B. Intravenous
C. Transdermal
D. Sublingual
13. A prodrug is best described as a medication that:
A. Is permanently inactive
B. Requires conversion in the body to become active
C. Cannot cross cell membranes
D. Is eliminated unchanged
14. Which physiologic change commonly occurs with aging and can affect
medication pharmacokinetics?
A. Increased renal clearance
, B. Increased hepatic blood flow
C. Decreased renal function
D. Increased total body water
15. A patient with severe renal impairment receives a renally eliminated
medication. What adjustment may be necessary?
A. Increase the dose automatically
B. Decrease dose or extend dosing interval
C. Eliminate all monitoring
D. Give the medication more frequently
16. Pharmacodynamics primarily describes:
A. Drug absorption
B. Drug excretion
C. Drug effects on the body
D. Drug distribution through plasma
17. A competitive antagonist produces its effect primarily by:
A. Permanently destroying receptors
B. Competing with an agonist at the receptor
C. Increasing drug absorption
D. Increasing renal filtration
18. Which medication response represents a type A adverse drug reaction?
A. Predictable dose-related hypotension
B. Unexpected immune-mediated reaction
C. Idiosyncratic genetic reaction
D. Delayed carcinogenic effect
19. Which patient factor is most important when evaluating medication clearance?
A. Hair color
B. Kidney and liver function
C. Height alone
D. Eye color
20. What is the primary purpose of therapeutic drug monitoring?
A. Determine whether the patient likes the medication
B. Maintain drug concentrations within an effective and safe range
C. Eliminate all adverse effects
D. Determine the medication's color
21. A medication's volume of distribution is unusually high. This generally suggests
that the drug:
A. Remains primarily in plasma
B. Distributes extensively into tissues
C. Cannot cross membranes
D. Is immediately excreted
for Nurse Educators Assessment -Solved 100% Correct
1. Which statement best describes pharmacokinetics?
A. What the drug does to the receptor
B. What the body does to the drug
C. How receptors respond to disease
D. How adverse effects are reported
2. Which pharmacokinetic process involves movement of a drug from the
administration site into systemic circulation?
A. Distribution
B. Metabolism
C. Absorption
D. Excretion
3. Which route provides 100% systemic bioavailability?
A. Oral
B. Subcutaneous
C. Intramuscular
D. Intravenous
4. A medication has a half-life of 6 hours. Approximately how long would it take to
reach steady state with repeated dosing?
A. 6 hours
B. 12 hours
C. 24–30 hours
D. 60 hours
5. Which organ is primarily responsible for metabolism of most medications?
A. Heart
B. Liver
C. Spleen
D. Pancreas
6. Which enzyme system is particularly important in hepatic drug metabolism?
A. Renin-angiotensin system
B. Cytochrome P450 system
C. Complement system
D. Kallikrein system
7. A patient takes a medication that inhibits CYP3A4. What is a potential
consequence for another medication metabolized by CYP3A4?
,A. Lower serum concentration
B. Increased serum concentration
C. Immediate renal excretion
D. Complete loss of absorption
8. What is the major clinical concern with an ultra-rapid CYP2D6 metabolizer
receiving codeine?
A. Reduced conversion to active metabolite
B. Increased opioid toxicity
C. Complete drug resistance
D. Delayed renal elimination
9. Which factor is most likely to increase the free fraction of a highly protein-bound
medication?
A. Increased albumin
B. Hypoalbuminemia
C. Increased muscle mass
D. Increased hemoglobin
10. A drug with a narrow therapeutic index requires special attention because:
A. It cannot produce adverse effects
B. Small changes in concentration may cause toxicity
C. It is always administered intravenously
D. It has no therapeutic effect
11. What does bioavailability describe?
A. Rate of renal elimination
B. Fraction of administered drug reaching systemic circulation
C. Degree of receptor binding
D. Duration of drug storage
Answer: B. Fraction of administered drug reaching systemic circulation
12. Which route is most affected by hepatic first-pass metabolism?
A. Oral
B. Intravenous
C. Transdermal
D. Sublingual
13. A prodrug is best described as a medication that:
A. Is permanently inactive
B. Requires conversion in the body to become active
C. Cannot cross cell membranes
D. Is eliminated unchanged
14. Which physiologic change commonly occurs with aging and can affect
medication pharmacokinetics?
A. Increased renal clearance
, B. Increased hepatic blood flow
C. Decreased renal function
D. Increased total body water
15. A patient with severe renal impairment receives a renally eliminated
medication. What adjustment may be necessary?
A. Increase the dose automatically
B. Decrease dose or extend dosing interval
C. Eliminate all monitoring
D. Give the medication more frequently
16. Pharmacodynamics primarily describes:
A. Drug absorption
B. Drug excretion
C. Drug effects on the body
D. Drug distribution through plasma
17. A competitive antagonist produces its effect primarily by:
A. Permanently destroying receptors
B. Competing with an agonist at the receptor
C. Increasing drug absorption
D. Increasing renal filtration
18. Which medication response represents a type A adverse drug reaction?
A. Predictable dose-related hypotension
B. Unexpected immune-mediated reaction
C. Idiosyncratic genetic reaction
D. Delayed carcinogenic effect
19. Which patient factor is most important when evaluating medication clearance?
A. Hair color
B. Kidney and liver function
C. Height alone
D. Eye color
20. What is the primary purpose of therapeutic drug monitoring?
A. Determine whether the patient likes the medication
B. Maintain drug concentrations within an effective and safe range
C. Eliminate all adverse effects
D. Determine the medication's color
21. A medication's volume of distribution is unusually high. This generally suggests
that the drug:
A. Remains primarily in plasma
B. Distributes extensively into tissues
C. Cannot cross membranes
D. Is immediately excreted
