फार्माकोलोजी – Pharmacology MCQ
फार्माकोलोजी – अन्तर्राष्ट्रिय नर्सिङ
Pharmacology · International Nursing (NCLEX-RN, DHA, HAAD) · ४०८ प्रश्न
४०८ प्रश्न उपलब्ध। मोड छान्नुहोस्:
फार्माकोलोजी: प्रश्न र उत्तर
सही लागेको विकल्पमा थिच्नुहोस्। सही भए हरियो, गलत भए रातो देखिन्छ; ३ सेकेन्डपछि सही उत्तर र व्याख्या देखिन्छ।
सही: ० / ०
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A client is receiving intravenous morphine for pain management. Which observation by the nurse would most immediately indicate a potential adverse effect?
सही उत्तर: ख) “The client’s respiratory rate remains at 16 breaths per minute.”
Option 1 is correct because morphine can depress the central nervous system, leading to slowed or shallow respiration. This finding requires immediate attention. Options 2, 3, and 4 are less critical immediate concerns; a decrease in pain, nausea/vomiting, and flushed skin may be expected side effects but don’t represent an imminent risk.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A patient with hypertension is prescribed lisinopril. Which statement by the patient demonstrates an understanding of the medication’s purpose?
सही उत्तर: क) “I will monitor my blood pressure regularly at home.”
Option 0 is correct because lisinopril is an ACE inhibitor used to lower blood pressure by relaxing blood vessels. The other options suggest incorrect behaviors or dietary recommendations that would undermine the drug's effect. Option 1 is incorrect as diuretics and lisinopril are often used together but should not be taken simultaneously without doctor approval. Options 2 and 3 are incorrect because a high-sodium diet counteracts the medication’s purpose, and taking medication with food does not change its mechanism of action.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A patient has been prescribed diazepam, an antiemetic medication. What is the most likely mechanism by which diazepam relieves nausea and vomiting?
सही उत्तर: ख) Increasing gastric motility to clear the stomach contents
Diazepam is a benzodiazepine that primarily works by blocking dopamine receptors in the CTZ, a key area involved in triggering vomiting. The other options represent alternative mechanisms of action for antiemetic drugs.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A nurse is preparing to administer subcutaneous heparin for a deep vein thrombosis (DVT) treatment. Which of the following statements accurately describes the nursing actions related to this medication?
सही उत्तर: ख) Monitor the patient's platelet count frequently
Heparin is an anticoagulant that inhibits clotting. The administration of vitamin K is used to counter heparin-induced thrombocytopenia (HIT), which can occur in patients who receive heparin regularly. Platelet counts are monitored in HIT but not typically with routine heparin administration. Monitoring for osteoporosis is relevant but not a direct nursing action during the initial administration.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A patient with poorly controlled type 2 diabetes mellitus is newly prescribed metformin. Which statement best describes a key consideration when administering metformin to this client?
सही उत्तर: ग) Instruct the patient to immediately discontinue if they experience rapid weight gain
Metformin can cause gastrointestinal side effects, particularly nausea and diarrhea. Taking it with food helps reduce these symptoms. While potassium monitoring is prudent with many diabetes medications, it isn't the primary concern specific to metformin. The other options represent potential or unnecessary considerations.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A patient with severe respiratory distress is receiving naloxone intravenously for opioid overdose. What is the primary pharmacological effect of naloxone that reverses this distress?
सही उत्तर: ख) Blockade of μ-opioid receptors
Naloxone is an opioid receptor antagonist, primarily targeting the μ-opioid receptor. It blocks the effects of opioids by competing for binding at this receptor, reversing respiratory depression and sedation. The other options describe actions of different drug classes.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A patient with chronic hypertension is prescribed lisinopril. The nurse understands that the primary mechanism of action of this medication is to block which enzyme, thereby reducing blood pressure?
सही उत्तर: ख) Angiotensin II
Lisinopril is an ACE inhibitor. It blocks the angiotensin converting enzyme (ACE), preventing the formation of Angiotensin II, a potent vasoconstrictor and stimulator of aldosterone release. The other options represent different drug mechanisms related to blood pressure control.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A 75-year-old client with a history of atrial fibrillation is prescribed digoxin (Lanoxin). The nurse knows that which electrolyte imbalance is MOST closely associated with an increased risk of digoxin toxicity?
सही उत्तर: क) Hypokalemia (low potassium)
Digoxin toxicity is significantly exacerbated by low potassium levels. Low potassium potentiates the drug's effect on the cardiac conduction system increasing the risk of arrhythmias. The other options contribute to altered cardiac function but are not as directly linked to digoxin’s mechanism.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A nurse administering a medication order for a client requires careful assessment. What does 'PRN' on an order signify?
सही उत्तर: घ) Patient Reported Needs
‘PRN’ stands for ‘pro re nata’, which is Latin for “as needed.” It indicates that the medication should be administered by the nurse's judgement based on the patient’s symptoms and condition. The other options represent misinterpretations of the abbreviation.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A client taking metoprolol (a beta-blocker) for hypertension reports feeling cold and clammy. Which nursing intervention is MOST appropriate?
सही उत्तर: घ) Monitor the client's blood pressure for signs of hypotension
Metoprolol’s primary action is vasoconstriction, leading to decreased peripheral blood flow and resultant coldness. Clammy skin indicates excessive sweating as the body attempts to regulate temperature. Monitoring vital signs is crucial in this scenario.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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