Nursing practice questions with comprehensive rationales
NurseDive Free Nursing Practice Question
The instructor is describing which of the following?
A. Initial phase of treatment.
The initial phase of treatment in tuberculosis management involves the first few weeks of intensive drug therapy when the goal is to reduce the bacterial load and prevent drug resistance. During this phase, the client typically takes multiple medications, but there is no requirement for direct observation by a healthcare provider.
B. Continuation phase of treatment.
The continuation phase of treatment occurs after the initial phase in tuberculosis management. It focuses on preventing relapse and the complete eradication of the bacteria. During this phase, the client takes fewer medications, but there is no direct observation of medication administration.
C. Directly observed therapy.
Directly observed therapy (DOT) is a strategy used in tuberculosis treatment where a healthcare provider or trained observer directly watches the client take their medications. This is particularly important to ensure adherence and prevent drug resistance. The description in the question aligns with the practice of DOT.
D. Adherence evaluation.
Adherence evaluation refers to assessing how well a client follows their treatment plan, but it doesn't necessarily involve observing medication administration. While adherence evaluation is essential, the scenario described in the question specifically mentions the client demonstrating medication intake in front of a nurse, which corresponds to DOT.
This question is an excerpt from Nurse Dive's nursing test bank - HILL Collage Pharmacology ALL Proctored Exam. Take the full exam now
Full Explanation
Choice A rationale:
The initial phase of treatment in tuberculosis management involves the first few weeks of intensive drug therapy when the goal is to reduce the bacterial load and prevent drug resistance. During this phase, the client typically takes multiple medications, but there is no requirement for direct observation by a healthcare provider.
Choice B rationale:
The continuation phase of treatment occurs after the initial phase in tuberculosis management. It focuses on preventing relapse and the complete eradication of the bacteria. During this phase, the client takes fewer medications, but there is no direct observation of medication administration.
Choice C rationale:
Directly observed therapy (DOT) is a strategy used in tuberculosis treatment where a healthcare provider or trained observer directly watches the client take their medications. This is particularly important to ensure adherence and prevent drug resistance. The description in the question aligns with the practice of DOT.
Choice D rationale:
Adherence evaluation refers to assessing how well a client follows their treatment plan, but it doesn't necessarily involve observing medication administration. While adherence evaluation is essential, the scenario described in the question specifically mentions the client demonstrating medication intake in front of a nurse, which corresponds to DOT.
Similar Questions
A nursing instructor is describing the different categories of antiretroviral agents used in treatment for HIV infection.
The instructor determines that the teaching was successful when the students identify which category as affecting an enzyme so that new viral particles cannot mature?
A. Protease inhibitors.
Protease inhibitors are a category of antiretroviral drugs used in the treatment of HIV. They work by affecting an enzyme called protease, which is necessary for the maturation of new viral particles. By inhibiting protease, these drugs prevent the formation of mature, infectious HIV particles.
B. Reverse transcriptase inhibitors.
Reverse transcriptase inhibitors, including both nucleoside and non-nucleoside variants, target the enzyme reverse transcriptase. This enzyme is involved in the conversion of HIV RNA into DNA, an essential step in the viral life cycle. However, it's not about preventing the maturation of new viral particles, as mentioned in the question.
C. Nonnucleoside reverse transcriptase inhibitors.
Nonnucleoside reverse transcriptase inhibitors (NNRTIs) also inhibit the reverse transcriptase enzyme, but they do so differently than protease inhibitors. While they are vital in HIV treatment, they do not specifically target the maturation of viral particles.
D. Integrase inhibitors.
Integrase inhibitors target the enzyme integrase, which is involved in the integration of viral DNA into the host cell's DNA. This step is crucial in the HIV life cycle, but it's not related to the maturation of new viral particles.
Full Explanation
Choice A rationale:
Protease inhibitors are a category of antiretroviral drugs used in the treatment of HIV. They work by affecting an enzyme called protease, which is necessary for the maturation of new viral particles. By inhibiting protease, these drugs prevent the formation of mature, infectious HIV particles.
Choice B rationale:
Reverse transcriptase inhibitors, including both nucleoside and non-nucleoside variants, target the enzyme reverse transcriptase. This enzyme is involved in the conversion of HIV RNA into DNA, an essential step in the viral life cycle. However, it's not about preventing the maturation of new viral particles, as mentioned in the question.
Choice C rationale:
Nonnucleoside reverse transcriptase inhibitors (NNRTIs) also inhibit the reverse transcriptase enzyme, but they do so differently than protease inhibitors. While they are vital in HIV treatment, they do not specifically target the maturation of viral particles.
Choice D rationale:
Integrase inhibitors target the enzyme integrase, which is involved in the integration of viral DNA into the host cell's DNA. This step is crucial in the HIV life cycle, but it's not related to the maturation of new viral particles.
A nursing instructor is preparing a teaching plan for a group of nursing students about macrolide antibacterial drugs.
Which of the following would the instructor expect to include?
A. Macrolides are narrow-spectrum antibiotics.
Macrolides are typically broad-spectrum antibiotics, not narrow-spectrum. They are effective against a wide range of bacteria, making them a valuable option for various infections.
B. Macrolides are contraindicated in clients with renal dysfunction.
Macrolides are generally well-tolerated, and they are not contraindicated in clients with renal dysfunction. In fact, macrolides like azithromycin are often preferred in such cases due to their minimal renal excretion.
C. Macrolides may cause hearing impairment.
Macrolides, specifically erythromycin, have been associated with ototoxicity, which can lead to hearing impairment. This side effect is relatively rare but can occur, especially with high doses or prolonged use. It's important for healthcare providers to monitor for this potential adverse effect.
D. Macrolides cannot be used in clients allergic to penicillins.
Macrolides are often used as an alternative for clients who are allergic to penicillins, so they can be used in this population when appropriate. The cross-reactivity between these drug classes is relatively low, and macrolides can be a suitable choice for penicillin-allergic individuals.
Full Explanation
Choice A rationale:
Macrolides are typically broad-spectrum antibiotics, not narrow-spectrum. They are effective against a wide range of bacteria, making them a valuable option for various infections.
Choice B rationale:
Macrolides are generally well-tolerated, and they are not contraindicated in clients with renal dysfunction. In fact, macrolides like azithromycin are often preferred in such cases due to their minimal renal excretion.
Choice C rationale:
Macrolides, specifically erythromycin, have been associated with ototoxicity, which can lead to hearing impairment. This side effect is relatively rare but can occur, especially with high doses or prolonged use. It's important for healthcare providers to monitor for this potential adverse effect.
Choice D rationale:
Macrolides are often used as an alternative for clients who are allergic to penicillins, so they can be used in this population when appropriate. The cross-reactivity between these drug classes is relatively low, and macrolides can be a suitable choice for penicillin-allergic individuals.
A patient develops a superinfection due to fluoroquinolone therapy.
The patient asks the nurse why this happened.
Which response by the nurse would be most appropriate?
A. "Your infection was really severe, so the drug wasn't as effective as it could have been.”.
This choice is not accurate because the severity of the infection is not the primary reason for the development of a superinfection. Superinfections occur due to disruptions in the normal bacterial flora, not because the drug is less effective in severe infections.
B. "This happens when your original infection begins to clear.”.
This choice is also inaccurate. Superinfections do not occur as the original infection begins to clear. They are a result of antibiotic therapy, particularly with drugs like fluoroquinolones that disrupt the normal bacterial balance.
C. "The drug disrupts your normal bacteria so it allows other organisms to grow.”.
D. "We really don't know why this happens; it just does sometimes.”.
This choice is not appropriate as it does not provide the patient with useful information. It's essential to educate the patient about why the superinfection occurred.
Full Explanation
Choice A rationale:
This choice is not accurate because the severity of the infection is not the primary reason for the development of a superinfection. Superinfections occur due to disruptions in the normal bacterial flora, not because the drug is less effective in severe infections.
Choice B rationale:
This choice is also inaccurate. Superinfections do not occur as the original infection begins to clear. They are a result of antibiotic therapy, particularly with drugs like fluoroquinolones that disrupt the normal bacterial balance.
Choice C rationale:
Choice D rationale:
This choice is not appropriate as it does not provide the patient with useful information. It's essential to educate the patient about why the superinfection occurred.