A nurse is preparing to administer lidocaine 50 mg IV bolus.
Available is lidocaine 200 mg/mL. How many mL should the nurse administer per dose? rounded off to the nearest hundredth
0.3 mL.
0.25 mL.
0.4 mL.
0.15 mL.
The Correct Answer is B
Step 1: Identify the amount of lidocaine required, which is 50 mg.
Step 2: Identify the concentration of available lidocaine, which is 200 mg/mL.
Step 3: Calculate the volume of lidocaine to be administered using the formula:
Volume (mL) = Amount (mg) ÷ Concentration (mg/mL)
So, the calculation is:
Volume (mL) = 50 mg ÷ 200 mg/mL = 0.25 mL
Therefore, the nurse should administer 0.25 mL of lidocaine per dose. This is the final answer and it is rounded off to the nearest hundredth as required.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
The correct answer is B.
Choice A reason: Using a stiff toothbrush to clean the client’s teeth is not recommended. A stiff toothbrush can cause damage to the gums and teeth, especially in clients who may have sensitive oral tissues due to medications or medical treatments.
Choice B reason: Turning the client on his side before starting oral care is the most appropriate action. This is to prevent aspiration, especially in immobile clients who may have difficulty swallowing or clearing their throat.
Choice C reason: Using the thumb and index finger to keep the client’s mouth open is not recommended. This could be uncomfortable or even harmful for the client. Instead, a padded tongue blade could be used if necessary, but only with extreme caution and the client’s comfort in mind.
Choice D reason: Applying petroleum jelly to the client’s lips after oral care is also a good practice. This helps to prevent dryness and cracking of the lips, which can be a common problem for hospitalized patients, especially those who are dehydrated or receiving oxygen therapy. However, when compared to choice B, it is not as critical in terms of immediate safety concerns.
Correct Answer is B
Explanation
Choice A rationale:
Encouraging family members to call the client is a valuable emotional and social support, but it may not be as effective in reducing social isolation for a client at the end of life. While communication with loved ones is important, it may not fully address the client's need for personal interaction.
Choice C rationale:
Instructing the client to join an online support group can be a useful intervention to reduce social isolation, especially in cases where physical interaction is limited. However, it may not be as effective for all clients, as comfort with technology and online groups can vary. Additionally, it should be one of several strategies used to address social isolation.
Choice D rationale:
Asking the client's friends to text the client is a positive gesture, but it may not be as effective as scheduling home visits with the client. Text messages may not provide the same level of personal interaction and emotional support that physical visits can offer.
Choice B rationale:
Scheduling home visits with the client is the most effective intervention to reduce social isolation in a client at the end of life. It allows for in-person interaction, emotional support, and the opportunity to address the client's physical and emotional needs directly. Face-to-face contact can significantly improve the client's sense of connectedness and reduce feelings of isolation.
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