Which of these statements best describes the concept of half-life?
It is the time it takes for half of the drug in the body to reach the receptors.
It is the time it takes for the amount of drug in the body to be decreased by half. C) It is time it takes for half of the drug in the body to be distributed.
It is the time it takes for the shelf-life of the drug to be decreased by half.
The Correct Answer is B
a) This statement inaccurately describes the concept of half-life. Half-life refers to the time it takes for the drug concentration in the body to decrease by half, not the time it takes for the drug to reach receptors.
c) This statement inaccurately describes the concept of half-life. Half-life is not related to the distribution of the drug in the body.
d) This statement inaccurately describes the concept of half-life. Half-life is not related to the shelf-life of the drug.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","C","D","E"]
Explanation
a) Liver disease can affect drug metabolism and clearance, influencing the response to medications.
b) Gender may play a role in drug response, as there are some gender-related differences in drug metabolism and distribution.
c) Height can influence drug dosing, especially for medications with weight-based dosing.
d) Age is a crucial factor in drug response, as the metabolism and elimination of drugs can vary across different age groups.
e) Genetic factors, including variations in drug-metabolizing enzymes and drug receptors, can significantly impact an individual's response to a drug.
Correct Answer is C
Explanation
a) Monitoring for Cushing's symptoms is important, but it is not a statement indicating a good understanding of the withdrawal process from glucocorticoids.
b) Telling the client to never take steroids again is an overly generalized statement and does not reflect a nuanced understanding of the medication.
c) Not attempting to taper off the medication without consulting the provider is the correct approach. Abrupt discontinuation can lead to adrenal insufficiency, and the tapering schedule should be individualized.
d) Reducing the dose by half each day without proper guidance may result in withdrawal symptoms and is not a recommended strategy.
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