The physician ordered 2/3 strength Ensure 6 oz PO q4h for 24 hrs. What is the total volume in mL you would administer in 24 hrs?
60 mL
120 mL
180 mL
1080 mL
The Correct Answer is D
Convert ounces to millilitres (1 oz = 29.5735 mL):
6 oz×29.5735 mL/oz=177.441 mL6
Calculate the frequency of doses per day:
The patient receives a dose every 4 hours, so in 24 hours, the number of doses is:
24 hours/4 hours/dose=6 doses
Calculate the total volume for all doses:
177.441 mL/dose×6 doses=1064.646 mL
Rounding to the nearest whole number=1080 mL
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A) Drug Enforcement Administration (DEA)
The DEA is primarily responsible for enforcing the controlled substances laws and regulations, including monitoring the manufacturing and distribution of drugs that are classified as controlled substances. While the DEA plays an important role in regulating drugs, particularly those that have a high potential for abuse, it is not the primary authority on drug standards or approval processes.
B) Food and Drug Administration (FDA)
The FDA is the primary authority responsible for drug standards in the United States. The FDA regulates the safety, efficacy, and quality of pharmaceutical drugs, vaccines, biologics, and medical devices. It is responsible for approving new medications, ensuring they meet rigorous standards for safety and effectiveness before they are made available to the public. The FDA also monitors drugs after they are approved, requiring post-market surveillance and, if necessary, issuing recalls or safety warnings.
C) Centers for Disease Control and Prevention (CDC)
The CDC is focused on public health and disease prevention rather than the regulation of drugs. The CDC plays an important role in providing guidelines for the treatment and prevention of diseases, offering recommendations for vaccination schedules, and conducting epidemiological research.
D) National Institutes of Health (NIH)
The NIH is a leading medical research organization that conducts and funds biomedical research. While the NIH plays a crucial role in advancing scientific knowledge and supporting the development of new treatments, it does not have the authority to regulate or set standards for drugs.
Correct Answer is A
Explanation
A) Potassium level of 3.0 mEq/L:
A potassium level of 3.0 mEq/L is below the normal range (3.5-5.0 mEq/L) and indicates hypokalemia. This is a critical finding for a patient taking digoxin. Hypokalemia increases the risk of digoxin toxicity because low potassium levels enhance the action of digoxin on the heart, potentially leading to arrhythmias. Therefore, the nurse should immediately report this finding to the provider for correction of the potassium imbalance.
B) BP of 132/82 mm Hg:
A blood pressure of 132/82 mm Hg is within the normal to slightly elevated range for adults. There is no immediate cause for concern related to the administration of digoxin, as this value is not indicative of hypotension or any immediate contraindication.
C) Digoxin level of 1.2 ng/mL:
A digoxin level of 1.2 ng/mL is within the therapeutic range (0.5-2.0 ng/mL). There is no indication that this level would need to be reported, as it is appropriate for digoxin therapy and not indicative of toxicity.
D) Heart rate of 66/min:
A heart rate of 66/min is within the normal range for an adult at rest (60-100 bpm). A heart rate below 60 bpm may warrant further assessment when taking digoxin, as it can cause bradycardia. However, a heart rate of 66 is not alarming and does not necessitate reporting to the provider, as it is still within an acceptable range for most individuals.
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