A nurse is caring for a 1-month-old infant who weighs 3500 g and is prescribed a dose of cephazolin 50 mg/kg by intermittent IV bolus three times daily. How many mg should the nurse administer per dose? (Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero)
The Correct Answer is ["175"]
We are asked to calculate the dosage of cephazolin for a 1-month-old infant based on their weight.
Steps to solve: 1. Identify the given values:
- Dose per kg = 50 mg/kg
- Weight of the infant = 3500 g
2. Set up the formula: Dosage (mg) = Dose per kg (mg/kg) × Weight (kg)
3. Since the weight is given in grams, convert it to kilograms: 3500 g / 1000 g/kg = 3.5 kg
4. Substitute the known values into the formula and calculate: Dosage (mg) = 50 mg/kg × 3.5 kg Dosage (mg) = 175 mg
5. Round the answer to the nearest tenth: Dosage (mg) = 175.0 mg
The nurse should administer 175.0 mg of cephazolin per dose.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. Fidelity: Fidelity refers to the duty to fulfill one's commitments and obligations. While important in nursing practice, fidelity is not directly applicable to the decision not to administer pain medication in this scenario.
B. Veracity: Veracity refers to truthfulness and honesty in communication. While it is important for the nurse to communicate honestly with the client and their family about the risks and benefits of pain management, the decision not to administer pain medication is primarily based on the principle of non-maleficence.
C. Utilitarianism: Utilitarianism is an ethical theory that emphasizes the greatest good for the greatest number of people. While pain relief may contribute to the overall well-being of the client, the decision not to administer pain medication in this scenario is more closely aligned with the principle of non-maleficence, as it focuses on avoiding harm to the individual client.
D. Non-maleficence: Non-maleficence is the ethical principle that emphasizes the duty to do no harm. In this situation, the nurse's primary concern is to avoid causing harm to the client. Administering pain medication to relieve suffering, even if it might hasten death, aligns with the principle of non-maleficence because the intent is to alleviate suffering and provide comfort to the dying client.
Correct Answer is ["B","D","E"]
Explanation
A. Fine hand tremors and pill rolling: These symptoms are more indicative of parkinsonism, which is another extrapyramidal side effect of antipsychotic medications but not specifically tardive dyskinesia.
B. Facial grimacing and eye blinking: Facial grimacing and eye blinking are classic signs of tardive dyskinesia. These involuntary movements of the face are often seen in patients who have been on antipsychotic medications for an extended period.
C. Urinary retention and constipation: Urinary retention and constipation are not typically associated with tardive dyskinesia. These symptoms may be related to other medication side effects or unrelated conditions.
D. Involuntary pelvic rocking and hip thrusting movements: These movements are characteristic of tardive dyskinesia. Involuntary pelvic rocking and hip thrusting can occur as part of the abnormal involuntary movements seen in tardive dyskinesia.
E. Tongue thrusting and lip smacking: Tongue thrusting and lip smacking are classic signs of tardive dyskinesia, particularly involving the orofacial region. These movements can be distressing for patients and may interfere with speech and eating.
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