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Questions and Answers
What does first-order elimination pharmacokinetics refer to?
What does first-order elimination pharmacokinetics refer to?
- A process in which the amount or concentration of drug in the body diminishes linearly over time
- A process in which the amount or concentration of drug in the body diminishes logarithmically over time (correct)
- A process in which the amount or concentration of drug in the body remains constant over time
- A process in which the amount or concentration of drug in the body increases over time
What is the half-life (t1/2) of a drug?
What is the half-life (t1/2) of a drug?
- The time required for the drug to reach its peak concentration
- The time required for the drug to be absorbed into the body
- The time required to eliminate one-half of the drug (correct)
- The time required to eliminate all of the drug
How does the rate of elimination (RE) vary with drug concentration?
How does the rate of elimination (RE) vary with drug concentration?
- The rate of elimination is proportional to the drug concentration (correct)
- The rate of elimination is not related to drug concentration
- The rate of elimination is inversely proportional to the drug concentration
- The rate of elimination is constant regardless of drug concentration
What does the elimination rate constant, K, express?
What does the elimination rate constant, K, express?
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How does the amount or concentration of drug lost in each 1-hour interval diminish over time?
How does the amount or concentration of drug lost in each 1-hour interval diminish over time?
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