Which statement best describes pharmacokinetics?
Correct answer: B. It describes how the body absorbs and removes a drug
- A. It describes how a drug changes body functions
- B. It describes how the body absorbs and removes a drug
- C. It describes how drugs are named and classified
- D. It describes how patients respond emotionally to drugs
Explanation
Pharmacokinetics is what the body does to a drug through absorption, distribution, metabolism and excretion. Pharmacodynamics, the common trap, describes the drug's effects and mechanism of action in the body.
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About Principles of Pharmacology
Pharmacology examines drug sources, names, dosage forms, mechanisms of action, absorption, distribution, metabolism and excretion. Questions cover pharmacokinetics versus pharmacodynamics, therapeutic effects, adverse reactions, contraindications, drug interactions, tolerance, dependence and the safety responsibilities of the nurse.
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