A nurse is preparing to administer haloperidol 0.5 mg by mouth to an older adult client. The amount available is haloperidol oral concentrate 2 mg/mL. How many mL should the nurse administer?
(Round the answer to the nearest hundredth. Use a leading zero if it applies. Do not use a trailing zero.)
The Correct Answer is ["0.25"]
To calculate the amount of haloperidol oral concentrate the nurse should administer, we can use the following equation:
Volume (mL) = Dose (mg) / Concentration (mg/mL)
In this case, the dose is 0.5 mg and the concentration of the haloperidol oral concentrate is 2 mg/mL.
Volume (mL) = 0.5 mg / 2 mg/mL
Volume (mL) = 0.25 mL
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["C","D","F","G","H"]
Explanation
A.a. Heart rate (98/min): A heart rate of 98/min is within the normal range for adults (60-100 bpm). This does not indicate an immediate need for further evaluation based on the provided data.
B.Blood pressure (112/88 mmHg): The blood pressure reading is within normal limits. This does not suggest an immediate concern.
C. Temperature: The client reports a low-grade fever (38.1°C or 100.5°F), which suggests an ongoing infection or inflammatory process. Further evaluation is necessary.
D.Respiratory complaint: A productive cough with blood-tinged sputum, especially in combination with symptoms such as fatigue, night sweats, and weight loss, is concerning and warrants further evaluation for possible serious conditions such as tuberculosis (TB) or other respiratory infections.
e.Oxygen saturation (98% on room air):The oxygen saturation is normal. This finding does not indicate an immediate need for further evaluation.
F.Weight loss: The client reports a significant weight loss of 26 kg (5 lbs) over the past week. Unintentional weight loss can be a concerning symptom and may indicate an underlying medical condition that requires further investigation.
G.Sputum characteristics: Blood-tinged sputum, especially with other symptoms like cough, fever, and night sweats, can be indicative of serious conditions such as TB or other respiratory infections and needs further evaluation.
H.Travel history: Recent travel to a region where certain infectious diseases are prevalent (such as TB) is a critical factor that requires further evaluation in the context of the client's symptoms.
Correct Answer is C
Explanation
Orthostatic hypotension, which is a sudden drop in blood pressure upon standing, can be a side effect of enalapril and may lead to syncope. Instructing the client to rise slowly from a sitting to a standing position helps minimize the risk of a sudden drop in blood pressure and decreases the chances of syncope occurring.
Decreasing fluid intake is not likely to be the cause of syncope related to enalapril. It is important for clients to maintain adequate hydration, especially if they are experiencing side effects such as orthostatic hypotension.
While a low pulse rate may indicate bradycardia, it is not the primary concern in this situation. Orthostatic hypotension leading to syncope is the main issue, and the client should be instructed to rise slowly to prevent it.
While enalapril is an angiotensin-converting enzyme (ACE) inhibitor that can increase potassium levels in the blood, it is not directly related to syncope. Dietary changes should be made under the guidance of a healthcare provider based on individual needs and blood test results.
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