Which statement indicates that the nurse understands what the half-life of a drug means?
Drugs with a short half-life have a greater risk for toxicity
Half-life is not affected by renal or hepatic function
if a medication has a long half-life. dosage times can be longer intervals & the drug remains effective
Half of the effective portion of the drug is metabolized by the liver
The Correct Answer is C
C. The half-life of a drug refers to the time it takes for the concentration of the drug in the bloodstream to be reduced by half. If a medication has a long half-life, it means that it stays in the body for a longer period before being eliminated. This allows for less frequent dosing intervals while still maintaining therapeutic effectiveness.
A. Drugs with a short half-life are typically cleared from the body more quickly. While they may require more frequent dosing to maintain therapeutic levels, they do not necessarily have a greater risk for toxicity compared to drugs with longer half-lives. In fact, drugs with longer half-lives can accumulate in the body over time, potentially increasing the risk of toxicity.
B. The half-life of a drug can be significantly influenced by renal (kidney) and hepatic (liver) function. Impaired renal or hepatic function can prolong the half-life of a drug, leading to slower elimination and potentially increased risk of adverse effects.
D. This statement describes the concept of drug metabolism rather than the half-life. Drug metabolism refers to the biochemical alteration of drugs by enzymes, often occurring in the liver. The half-life, on the other hand, specifically relates to the elimination of the drug from the body.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
B Watching exciting or stimulating movies, especially horror movies, before bedtime can hinder sleep onset. Such activities can increase arousal and make it more difficult to relax and fall asleep. This statement suggests a lack of understanding of good sleep hygiene practices. Further teaching is needed to discourage stimulating activities before bedtime.
A. Consistency in sleep schedule helps regulate the body's internal clock (circadian rhythm) and can promote better sleep quality. There is no need for further teaching regarding this statement.
C. This statement reflects good sleep hygiene advice. Getting up and engaging in a quiet, boring activity if unable to fall asleep after about 30 minutes can prevent frustration and anxiety associated with lying awake in bed. This practice helps condition the mind to associate the bed with sleep rather than wakefulness. There is no need for further teaching regarding this statement.
D. This statement also reflects good sleep hygiene practices. Going to bed when feeling naturally tired can enhance the ability to fall asleep quickly. It aligns with the concept of associating the bed with sleepiness and promotes sleep onset. There is no need for further teaching regarding this statement.
Correct Answer is C
Explanation
C. A comprehensive approach ensures that all aspects of patient care, safety, and organizational processes are thoroughly reviewed and addressed according to TJC standards. This includes comprehensive assessments of patient needs, care plans, and quality improvement initiatives.
A. This term typically refers to the process of capturing images or videos at intervals over time. In the context of healthcare and TJC requirements, "time-lapsed" is not a standard term used by TJC.
B An emergency situation refers to a sudden and often critical medical situation requiring immediate attention and intervention. While TJC does have standards related to emergency preparedness and response in healthcare facilities, "emergency" is not specifically a type of TJC requirement in the context provided.
D. A focused approach refers to concentrating on specific areas or issues within healthcare organizations to address particular concerns or improvements. However, this is not specific about TJC.
Whether you are a student looking to ace your exams or a practicing nurse seeking to enhance your expertise , our nursing education contents will empower you with the confidence and competence to make a difference in the lives of patients and become a respected leader in the healthcare field.
Visit Naxlex, invest in your future and unlock endless possibilities with our unparalleled nursing education contents today
Report Wrong Answer on the Current Question
Do you disagree with the answer? If yes, what is your expected answer? Explain.
Kindly be descriptive with the issue you are facing.