Actual Questions and Answers
Expert-Verified Explanation
This Exam contains:
✪ 50 Questions and Answers
✪ Multiple-choice and True/False Format
✪ Expert-Verified Explanations
✪ Verified with Trusted Textbooks
1. Luminal (Phenobarbital) for seizures is dosed once daily because:
A. It has a short half-life
B. It has a long half-life
C. It causes sedation
D. It must be given with meals
Answer: B
EXPLANATION: Phenobarbital has a long half-life, allowing once-daily dosing for seizure
control.
2. When should the nurse draw a trough level?
A. One hour after administration
B. Two hours after administration
C. Immediately before next dose
D. At the halfway point of dosing interval
Answer: C
EXPLANATION: Trough levels are drawn just before the next dose to monitor minimum drug
concentration.
3. When should a peak level be drawn for an IV medication?
A. 15 minutes after infusion begins
B. 30 minutes after infusion ends
C. Immediately after administration
D. Two hours later
Answer: B
EXPLANATION: Peak level is drawn 30 minutes after an IV infusion finishes to check peak
serum level.
, 4. Medications exert their effects by binding with:
A. Hormones
B. DNA
C. Receptors
D. Enzymes
Answer: C
EXPLANATION: Most drugs work by binding to receptors on target cells.
5. Medication dosages may need to be decreased when:
A. Liver function is normal
B. Used only short-term
C. Client has liver failure or concurrent drugs using the same metabolic pathway
D. Client is well-hydrated
Answer: C
EXPLANATION: Liver failure or drug competition for the same metabolic pathway can reduce
clearance.
6. Proper technique for administering eye drops:
A. Clean technique
B. No handwashing required
C. Surgical aseptic technique
D. Use of gloves not required
Answer: C
EXPLANATION: To prevent infection, sterile (surgical aseptic) technique is used for eye drop
instillation.
7. A nurse’s legal responsibilities include all EXCEPT:
A. Administering meds safely
B. Monitoring for adverse effects
C. Performing surgery
D. Maintaining skill competency
Answer: C
EXPLANATION: Nurses are not licensed to perform surgery but must ensure safe medication
administration.
8. What should a nurse do when a patient refuses medication?
A. Discard the medication
B. Document only