|Chamberlain College
1. Which term describes the study of what the body does to a drug?
A. Pharmacodynamics
B. Pharmacokinetics
C. Pharmacotherapeutics
D. Pharmacognosy
Answer: B
Rationale: Pharmacokinetics is the study of drug movement through the body, including
absorption, distribution, metabolism, and excretion (ADME).
2. A drug that binds to a receptor and triggers a response is known as a(n):
A. Antagonist
B. Inhibitor
C. Blocker
D. Agonist
Answer: D
Rationale: An agonist is a drug that binds to a receptor and stimulates a physiological
response.
,3. What is the primary site for drug metabolism in the human body?
A. Kidneys
B. Small Intestine
C. Lungs
D. Liver
Answer: D
Rationale: The liver is the primary organ responsible for the metabolism of drugs,
primarily through the cytochrome P450 enzyme system.
4. Which phase of the nursing process involves setting goals and outcome
criteria for drug therapy?
A. Assessment
B. Implementation
C. Planning
D. Evaluation
Answer: C
Rationale: Planning involves the formulation of goals and measurable outcome criteria
after the nursing diagnosis is established.
5. The ‘First-Pass Effect’ primarily affects drugs administered by which route?
A. Intravenous
B. Sublingual
C. Oral
D. Intramuscular
Answer: C
Rationale: Oral drugs are absorbed in the GI tract and carried to the liver via the hepatic
portal vein, where a portion is metabolized before reaching systemic circulation.
, 6. Which serum protein is the most important for binding drug molecules in the
blood?
A. Albumin
B. Hemoglobin
C. Globulin
D. Fibrinogen
Answer: A
Rationale: Albumin is the most common blood protein and carries the majority of protein-
bound drug molecules.
7. If a drug has a half-life of 4 hours, what percentage of the drug will remain in
the body after 8 hours?
A. 50%
B. 12.5%
C. 25%
D. 0%
Answer: C
Rationale: After 4 hours (1 half-life), 50% remains. After 8 hours (2 half-lives), 25%
remains.
8. The nurse is preparing to administer a medication. Which ‘Right’ is being
checked when verifying the patient’s wristband?
A. Right Drug
B. Right Dose
C. Right Route
D. Right Patient
Answer: D
Rationale: Checking the patient’s identification band against the MAR ensures the right
patient is receiving the medication.