A client who weighs 132 lb receives a prescription for lorazepam 44 mcg/kg IV to be administer 20 minutes before a scheduled procedure. The medication is available in 2 mg/mL vial. How many mL should the nurse administer?
(Enter numerical value only. If rounding is required, round to the nearest tenth.)
The Correct Answer is ["1.3"]
Convert pounds to kilograms.
- 1 pound = 0.453592 kilograms
- 132 pounds * 0.453592 kg/pound = 59.87 kilograms
Step 2: Calculate the total dose in micrograms.
- 44 micrograms/kilogram * 59.87 kilograms = 2635.08 micrograms
Step 3: Convert micrograms to milligrams.
- 1 milligram = 1000 micrograms
- 2635.08 micrograms / 1000 micrograms/milligram = 2.63508 milligrams
Step 4: Calculate the volume to be administered.
- Concentration of lorazepam = 2 milligrams/milliliter
- Volume = Dose / Concentration
- Volume = 2.63508 milligrams / 2 milligrams/milliliter = 1.31754 milliliters
Therefore, the nurse should administer approximately 1.3 milliliters of the lorazepam solution.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Rationale
A. Older adults are more susceptible to medication side effects due to changes in metabolism and polypharmacy. Reviewing the client's current medications, including over-the-counter medications for allergies and insomnia, can identify potential culprits.
B. Some medications used for allergies or insomnia, such as antihistamines or sedatives, can cause EPS in older adults. EPS include symptoms like tremors, rigidity, or involuntary movements. These symptoms can indicate adverse reactions that require immediate attention and adjustment of medication.
C. These symptoms could be side effects of medications commonly used for allergies and insomnia. They may also indicate other underlying health issues or medication interactions. Assessing these symptoms helps in determining their severity and whether they require further evaluation or intervention.
D. Social isolation can contribute to changes in behavior, especially in older adults. While social activities are beneficial for mental health, in this case, addressing the potential medication-related issues (options A and B) takes precedence to ensure the client's safety and well-being.
Correct Answer is B
Explanation
Rationale
A. This role oversees the neurology unit but may not be directly involved in ICU care coordination, which requires a focus on acute management and transition to rehabilitation.
B. Nurse case managers are skilled in coordinating care for patients with complex conditions, ensuring continuity of care, and facilitating communication among healthcare providers and the client's family.
C. While an NP may be involved in direct patient care, their role is more focused on clinical management rather than comprehensive care coordination across different disciplines.
D. This role deals with patient safety and risk reduction but is not primarily responsible for coordinating care for a specific patient's acute medical needs and rehabilitation planning.
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