Nokea
A nurse is teaching a client who has a new prescription for Dextromethorphan to suppress a cough. The nurse should instruct the client to monitor for which of the following adverse effects of this medication?
- A. Diarrhea
- B. Anxiety
- C. Sedation
- D. Palpitations
Correct Answer: C
Rationale: Dextromethorphan can cause sedation , a common side effect of this cough suppressant.
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Patients should be instructed regarding the rapid onset of zolpidem (Ambien) because:
- A. Zolpidem should be taken just before going to bed.
- B. Zolpidem may cause dry mouth and constipation.
- C. Patients may need to double the dose for effectiveness.
- D. They should stop drinking alcohol at least 30 minutes before taking zolpidem.
Correct Answer: A
Rationale: Zolpidem's rapid onset requires bedtime administration to prevent falls or amnesia.
The ganglion blocking drugs act by
- A. Competing with acetylcholine at neuromuscular junctions
- B. Preventing release of acetylcholine
- C. Preventing nerve conduction in post ganglionic segment
- D. Preventing catecholamine release or inactivating it
Correct Answer: B
Rationale: Ganglion blockers (e.g., hexamethonium) prevent acetylcholine release at ganglia.
The mean weight of 500 college students is 70 kg and the standard deviation is 3 kg. Assuming that the weight is normally distributed, determine how many students weigh exactly 64 kg.
- B. 5
- C. 10
- D. 15
Correct Answer: A
Rationale: In a continuous normal distribution, the probability of an exact value (e.g., P(X=64)) is 0, as probability is measured over intervals, not points. Thus, 0 students, as per the document.
Oral rehydration solution has been employed in following EXCEPT:
- A. Severe vomiting
- B. Burn cases
- C. Heat stroke
- D. Diarrhoea
Correct Answer: A
Rationale: Oral rehydration solution (ORS) is used in diarrhea, burns, and heat stroke to replace fluids and electrolytes, but severe vomiting limits its effectiveness due to inability to retain it.
Pharmaceutical promotion may affect prescribing. To address the impact of pharmaceutical promotion, the Institute of Medicine has made by the following recommendations:
- A. Conflicts of interest and financial relationships should be disclosed by those providing education.
- B. Providers should ban all pharmaceutical representatives from their office setting.
- C. Drug samples should be used for patients who have the insurance to pay for them, to ensure the patient can afford the medication.
- D. Providers should only accept low-value gifts, such as pens and pads of paper, from the pharmaceutical representative.
Correct Answer: A
Rationale: Disclosing conflicts promotes transparency, per IOM, unlike banning reps , limiting samples by insurance , or allowing low-value gifts .